Observer Variation

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  Subject Areas on Research

  • A combined pulmonary-radiology workshop for visual evaluation of COPD: study design, chest CT findings and concordance with quantitative evaluation. 
  • A comparison of five approaches to measurement of anatomic knee alignment from radiographs. 
  • A comparison of perineometer to brink score for assessment of pelvic floor muscle strength. 
  • A disease-specific activity index for Wegener's granulomatosis: modification of the Birmingham Vasculitis Activity Score. International Network for the Study of the Systemic Vasculitides (INSSYS). 
  • A general approach to evaluating agreement between two observers or methods of measurement from quantitative data with replicated measurements. 
  • A generic framework to simulate realistic lung, liver and renal pathologies in CT imaging. 
  • A global sensitivity analysis of performance of a medical diagnostic test when verification bias is present. 
  • A multicenter, randomized trial of coronary angioplasty versus directional atherectomy for patients with saphenous vein bypass graft lesions. CAVEAT-II Investigators. 
  • A multiobserver study of the effects of including point-of-care patient photographs with portable radiography: a means to detect wrong-patient errors. 
  • A novel, reproducible, and objective method for volumetric magnetic resonance imaging assessment of enhancing glioblastoma. 
  • A pilot study of clinical agreement in cardiovascular preparticipation examinations: how good is the standard of care? 
  • A prospective study of modified Ottawa ankle rules in a military population. Interobserver agreement between physical therapists and orthopaedic surgeons. 
  • A quality assurance study on the accuracy of measuring physical function under current conditions for use of clinical video telehealth. 
  • A simplified method to measure choroidal thickness using adaptive compensation in enhanced depth imaging optical coherence tomography. 
  • A test-retest reliability study of child-reported psychiatric symptoms and diagnoses using the Child and Adolescent Psychiatric Assessment (CAPA-C). 
  • A twin study of late-onset depression and apolipoprotein E epsilon 4 as risk factors for Alzheimer's disease. 
  • Abdominal pain: coronal reformations from isotropic voxels with 16-section CT--reader lesion detection and interpretation time. 
  • Absence of secretory endometrium after false-positive home urine luteinizing hormone testing. 
  • Accuracy and interobserver reliability of scalp ictal EEG. 
  • Accuracy of abdominal radiography in acute small-bowel obstruction: does reviewer experience matter? 
  • Accuracy of diabetic retinopathy screening by trained non-physician graders using non-mydriatic fundus camera. 
  • Accuracy of segmentation of a commercial computer-aided detection system for mammography. 
  • Accurate assessment and prediction of noise in clinical CT images. 
  • Adult age differences in the functional neuroanatomy of verbal recognition memory. 
  • Agreement among pediatric ophthalmologists in diagnosing plus and pre-plus disease in retinopathy of prematurity. 
  • Agreement of olecranon fractures before and after the exposure to four classification systems. 
  • Ambient illumination revisited: a new adaptation-based approach for optimizing medical imaging reading environments. 
  • An artificial neural network for lesion detection on single-photon emission computed tomographic images. 
  • An assessment of ST-segment measurement variability between two core electrocardiogram laboratories. 
  • An assessment of the reliability of the Scoliometer. 
  • An automated method for comparing motion artifacts in cine four-dimensional computed tomography images. 
  • An evaluation of maximum likelihood-expectation maximization reconstruction for SPECT by ROC analysis. 
  • An instrument to assess the obesogenic environment of child care centers. 
  • An investigation of radiologists' perception of lesion similarity: observations with paired breast masses on mammograms and paired lung nodules on CT images. 
  • An observer study for direct comparison of clinical efficacy of electronic to film portal images. 
  • An observer study methodology for evaluating detection of motion abnormalities in gated myocardial perfusion SPECT. 
  • Analysis of errors in laparoscopic surgical procedures. 
  • Analytic bias of thyroid function tests: analysis of a College of American Pathologists fresh frozen serum pool by 3900 clinical laboratories. 
  • Anatomic validation of a novel method for left ventricular volume and mass measurements with use of real-time 3-dimensional echocardiography. 
  • Answering unanswered questions: proposal for a shared resource in clinical diagnostic radiology research. 
  • Aortic aneurysmal disease: assessment of stent-graft treatment-CT versus conventional angiography. 
  • Arch height index measurement system: establishment of reliability and normative values. 
  • Are they really that happy? Exploring scale recalibration in estimates of well-being. 
  • Artificial neural network for diagnosis of acute pulmonary embolism: effect of case and observer selection. 
  • Artificial neural network: improving the quality of breast biopsy recommendations. 
  • Assessing Lower Limb Alignment: Comparison of Standard Knee Xray vs Long Leg View. 
  • Assessing diagnostic approaches to depression in medically ill older adults: how reliably can mental health professionals make judgments about the cause of symptoms? 
  • Assessing immunophenotyping performance: proficiency-validation for adopting improved flow cytometry methods. 
  • Assessing individual agreement. 
  • Assessing intra, inter and total agreement with replicated readings. 
  • Assessing observer agreement in studies involving replicated binary observations. 
  • Assessment of automatic vessel tracking techniques in preoperative planning of transluminal aortic stent graft implantation. 
  • Assessment of intra-observer variability in measurement of high-grade brain tumors. 
  • Assessment of parallel acquisition techniques in adrenal magnetic resonance imaging: does increased temporal resolution significantly improve visualization of adrenal lesions? 
  • Associations among four modalities of experimental pain in women. 
  • Associations between anticoagulation therapy and risks of mortality and readmission among patients with heart failure and atrial fibrillation. 
  • Asymmetric spermatic cord vessel enhancement on CT: a sign of epididymitis or testicular neoplasm. 
  • Atlas of radiographic features of osteoarthritis of the ankle and hindfoot. 
  • Automated characterization of perceptual quality of clinical chest radiographs: validation and calibration to observer preference. 
  • Automated quantification of aortoaortic and aortoiliac angulation for computed tomographic angiography of abdominal aortic aneurysms before endovascular repair: preliminary study. 
  • Automatic determination of minimal cardiac motion phases for computed tomography imaging: initial experience. 
  • Automatic segmentation of seven retinal layers in SDOCT images congruent with expert manual segmentation. 
  • Automatic white matter lesion segmentation using contrast enhanced FLAIR intensity and Markov Random Field. 
  • BRCA1 immunohistochemistry in a molecularly characterized cohort of ovarian high-grade serous carcinomas. 
  • Breast imaging reporting and data system standardized mammography lexicon: observer variability in lesion description. 
  • Bronchial anastomotic complications in lung transplant recipients: virtual bronchoscopy for noninvasive assessment. 
  • CAD-RADS(TM) Coronary Artery Disease - Reporting and Data System. An expert consensus document of the Society of Cardiovascular Computed Tomography (SCCT), the American College of Radiology (ACR) and the North American Society for Cardiovascular Imaging (NASCI). Endorsed by the American College of Cardiology. 
  • CT during arterial portography: comparison of injection into the splenic versus superior mesenteric artery. 
  • Can combining triple-arterial phase acquisition with fluoroscopic triggering provide both optimal early and late hepatic arterial phase images during gadoxetic acid-enhanced MRI? 
  • Can the localization of primary colonic tumors be improved by staging CT without specific bowel preparation compared to optical colonoscopy? 
  • Can women provide reliable information about their children's fathers? cross-informant agreement about men's lifetime antisocial behaviour. 
  • Capturing the ebb and flow of psychiatric symptoms with dynamical systems models. 
  • Cervical carcinoma: determination of recurrent tumor extent versus radiation changes with MR imaging. 
  • Change in plasma glutamate concentration during cardiac surgery is a poor predictor of cognitive outcome. 
  • Chest radiography: comparison of high-resolution digital displays with conventional and digital film. 
  • Classification of severity of health problems in family/general practice: an international field trial. 
  • Classifying general medicine readmissions. Are they preventable? Veterans Affairs Cooperative Studies in Health Services Group on Primary Care and Hospital Readmissions. 
  • Clinical Acuity Shorthand System: a standardized classification tool to facilitate handoffs. 
  • Clinical course outcomes for store and forward teledermatology versus conventional consultation: a randomized trial. 
  • Clinical diagnostic accuracy and magnetic resonance imaging of patients referred by physical therapists, orthopaedic surgeons, and nonorthopaedic providers. 
  • Clinical evaluation for sinusitis. Making the diagnosis by history and physical examination. 
  • Clinical information determines the impact of transesophageal echocardiography on the diagnosis of infective endocarditis by the duke criteria. 
  • Clinical prediction rules for physical therapy interventions: a systematic review. 
  • Clinical stroke trials: guarding against bias. 
  • Clinician agreement on physical findings in child sexual abuse cases. 
  • Clinician-friendly lower extremity physical performance measures in athletes: a systematic review of measurement properties and correlation with injury, part 1. The tests for knee function including the hop tests. 
  • Coefficients of agreement for fixed observers. 
  • Cognitive performance and informant reports in the diagnosis of cognitive impairment and dementia in African Americans and whites. 
  • Commissioning of Varian ring & tandem HDR applicators: reproducibility and interobserver variability of dwell position offsets. 
  • Comparing classifications of death in the Mode Selection Trial: agreement and disagreement among site investigators and a clinical events committee. 
  • Comparing digital tomosynthesis to cone-beam CT for position verification in patients undergoing partial breast irradiation. 
  • Comparison of ECG-gated rectilinear vs. real-time radial K-space sampling schemes in cine True-FISP cardiac MRI. 
  • Comparison of LCD and CRT displays based on efficacy for digital mammography. 
  • Comparison of an automated algorithm to expert physician interpretation of 80-lead body surface mapping in the evaluation of acute myocardial ischemia and infarction in patients presenting to the emergency department with chest pain: results from the Optimal Cardiovascular Diagnostic Evaluation Enabling Faster Treatment of Myocardial Infarction trial. 
  • Comparison of color fundus photographs and fundus autofluorescence images in measuring geographic atrophy area. 
  • Comparison of concordance correlation coefficient and coefficient of individual agreement in assessing agreement. 
  • Comparison of fresh frozen serum to proficiency testing material in College of American Pathologists surveys: alpha-fetoprotein, carcinoembryonic antigen, human chorionic gonadotropin, and prostate-specific antigen. 
  • Comparison of fresh frozen serum to traditional proficiency testing material in a College of American Pathologists survey for ferritin, folate, and vitamin B12. 
  • Comparison of pooled fresh frozen serum to proficiency testing material in College of American Pathologists surveys: cortisol and immunoglobulin E. 
  • Comparison of unenhanced, hepatic arterial-dominant, and portal venous-dominant phase helical CT for the detection of liver metastases in women with breast carcinoma. 
  • Compression of digital coronary angiograms does not affect visual or quantitative assessment of coronary artery stenosis severity. 
  • Computer-aided classification of breast masses: performance and interobserver variability of expert radiologists versus residents. 
  • Computer-aided detection (CAD) of lung nodules in CT scans: radiologist performance and reading time with incremental CAD assistance. 
  • Computer-aided detection of peripheral lung cancers missed at CT: ROC analyses without and with localization. 
  • Computer-assisted retinal vessel measurement in an older population: correlation between right and left eyes. 
  • Computerized detection of diffuse lung disease in MDCT: the usefulness of statistical texture features. 
  • Computerized detection of vertebral compression fractures on lateral chest radiographs: preliminary results with a tool for early detection of osteoporosis. 
  • Concerns for the reliability and validity of the National Stroke Project Stroke Severity Scale. 
  • Concordance of hypervascular liver nodule characterization between the organ procurement and transplant network and liver imaging reporting and data system classifications. 
  • Confronting the issues of patient safety and investigator conflict of interest in an international clinical trial of myocardial reperfusion. Global Utilization of Streptokinase and Tissue Plasminogen Activator for Occluded Coronary Arteries (GUSTO) Steering Committee. 
  • Consensus diagnostic histopathological criteria for acute gastrointestinal graft versus host disease improve interobserver reproducibility. 
  • Consensus factors used by experts in the diagnosis of decompression illness. 
  • Contemporary patterns of discharge aspirin dosing after acute myocardial infarction in the United States: results from the National Cardiovascular Data Registry (NCDR). 
  • Contrast-enhanced magnetic resonance angiography of carotid arteries: utility in routine clinical practice. 
  • Coronary multidetector computed tomographic angiography to evaluate coronary artery disease in liver transplant candidates: methods, feasibility and initial experience. 
  • Correlation of knee and hindfoot deformities in advanced knee OA: compensatory hindfoot alignment and where it occurs. 
  • Creatinine measurement: state of the art in accuracy and interlaboratory harmonization. 
  • Crowdsourcing: a valid alternative to expert evaluation of robotic surgery skills. 
  • Delay of gratification, psychopathology, and personality: is low self-control specific to externalizing problems? 
  • Detection of lung nodules on digital chest radiographs: potential usefulness of a new contralateral subtraction technique. 
  • Detection of prostate cancer with multiparametric MRI (mpMRI): effect of dedicated reader education on accuracy and confidence of index and anterior cancer diagnosis. 
  • Detection of pulmonary embolism: comparison of contrast-enhanced spiral CT and time-of-flight MR techniques. 
  • Determinants of pupil diameters and pupil dynamics in an adult Chinese population. 
  • Determination of the mitral papillary muscle positions by the septal-to-free wall arc ratio method. 
  • Determining contrast medium dose and rate on basis of lean body weight: does this strategy improve patient-to-patient uniformity of hepatic enhancement during multi-detector row CT? 
  • Development and implementation of a proficiency testing program for Luminex bead-based cytokine assays. 
  • Development and reliability of an observation method to assess food intake of young children in child care. 
  • Development of a contemporary globally diverse HIV viral panel by the EQAPOL program. 
  • Development of validated disease activity and damage indices for the juvenile idiopathic inflammatory myopathies: I. Physician, parent, and patient global assessments. Juvenile Dermatomyositis Disease Activity Collaborative Study Group. 
  • Development, reliability and validation of a neurogenic bowel dysfunction score in pediatric patients with spina bifida. 
  • Diagnosing sinusitis by X-ray: is a single Waters view adequate? 
  • Diagnostic performance of imaging criteria for distinguishing autoimmune cholangiopathy from primary sclerosing cholangitis and bile duct malignancy. 
  • Diffuse nodular lung disease on chest radiographs: a pilot study of characterization by fractal dimension. 
  • Digital chest radiography with a solid-state flat-panel x-ray detector: contrast-detail evaluation with processed images printed on film hard copy. 
  • Digital mammography: effects of reduced radiation dose on diagnostic performance. 
  • Digital storage phosphor chest radiography: an ROC study of the effect of 2K versus 4K matrix size on observer performance. 
  • Digital tomosynthesis for respiratory gated liver treatment: clinical feasibility for daily image guidance. 
  • Direct comparison of conventional and computed radiography with a dual-image recording technique. 
  • Disagreement between parent and adolescent reports of functional impairment. 
  • Discordant identification of pediatric severe sepsis by research and clinical definitions in the SPROUT international point prevalence study. 
  • Discovery and verification of protein differences between Er positive/Her2/neu negative breast tumor tissue and matched adjacent normal breast tissue. 
  • Distorted perceptions in dyadic interactions of aggressive and nonaggressive boys: effects of prior expectations, context, and boys' age. 
  • Does PACS improve diagnostic accuracy in chest radiograph interpretations in clinical practice? 
  • Does image quality matter? Impact of resolution and noise on mammographic task performance. 
  • Doppler evaluation of renal artery stenosis: interobserver agreement in the interpretation of waveform morphology. 
  • Doppler sonography of the portal vein and hepatic artery: measurement of a prandial effect in healthy subjects. 
  • Dose dependence of mass and microcalcification detection in digital mammography: free response human observer studies. 
  • Drusen ultrastructure imaging with spectral domain optical coherence tomography in age-related macular degeneration. 
  • Dysmorphologic features of the fetal pelvis in Down syndrome: prenatal sonographic depiction and diagnostic implications of the iliac angle. 
  • ECT seizure duration: reliability of manual and computer-automated determinations. 
  • Early melanoma detection: nonuniform dermoscopic features and growth. 
  • Early social, imitation, play, and language abilities of young non-autistic siblings of children with autism. 
  • Echocardiographic agreement in the diagnostic evaluation for infective endocarditis. 
  • Effect of dose reduction on the detection of mammographic lesions: a mathematical observer model analysis. 
  • Effect of human variability on independent double reading in screening mammography. 
  • Effect of improving the quality of radiographic interpretation on the ability to predict pulmonary tuberculosis relapse. 
  • Effect of reduction in tube current on reader confidence in paediatric computed tomography. 
  • Effect of variability in the interpretation of coronary angiograms on the appropriateness of use of coronary revascularization procedures. 
  • Effects of examination technique modifications on pelvic organ prolapse quantification (POP-Q) results. 
  • Effects of postnatal parental smoking on parent and teacher ratings of ADHD and oppositional symptoms. 
  • Effects of processing conditions on mammographic image quality. 
  • Endoscopic ultrasound and computer tomography are inaccurate methods of classifying cystic pancreatic lesions. 
  • Epithelial repair of the uterine cervix: assessment of morphologic features and correlations with cytologic diagnosis. 
  • Establishment and maintenance of a PBMC repository for functional cellular studies in support of clinical vaccine trials. 
  • Establishment of a Novel Histopathological Classification of High-Grade Serous Ovarian Carcinoma Correlated with Prognostically Distinct Gene Expression Subtypes. 
  • Estimation of error in maximal intensity projection-based internal target volume of lung tumors: a simulation and comparison study using dynamic magnetic resonance imaging. 
  • Evaluation of a contour-alignment technique for CT-guided prostate radiotherapy: an intra- and interobserver study. 
  • Evaluation of apparent diffusion coefficient thresholds for diagnosis of medulloblastoma using diffusion-weighted imaging. 
  • Evaluation of pancreas transplant needle biopsy: reproducibility and revision of histologic grading system. 
  • Examination of the treatment selection process in a multicenter observational study. 
  • Experimental determination of subjective similarity for pairs of clustered microcalcifications on mammograms: observer study results. 
  • Exploring the potential of context-sensitive CADe in screening mammography. 
  • FDG-PET/CT characterization of adrenal nodules: diagnostic accuracy and interreader agreement using quantitative and qualitative methods. 
  • Facial nerve grading instruments: systematic review of the literature and suggestion for uniformity. 
  • Factor structure and psychometric properties of the Children's Negative Cognitive Error Questionnaire with a clinically depressed adolescent sample. 
  • Factors affecting the reliability of clinical judgments about the function of children's school-refusal behavior. 
  • Familial idiopathic interstitial pneumonia: histopathology and survival in 30 patients. 
  • Fast spoiled gradient-recalled MR imaging of thoracic aortic dissection: preliminary clinical experience at 1.5 T. 
  • Feasibility and variability of three dimensional echocardiography in arrhythmogenic right ventricular dysplasia/cardiomyopathy. 
  • Filling a void: thyroid cancer surgery information on the internet. 
  • Functional cardiac CT and MR: effects of heart rate and software applications on measurement validity. 
  • Gastric graft-versus-host disease: a blinded histologic study. 
  • Gastroduodenal ulcers on CT: forgotten, but not gone. 
  • Generalized periodic discharges and 'triphasic waves': A blinded evaluation of inter-rater agreement and clinical significance. 
  • Goniometric versus computerized angle measurement in assessing hallux valgus. 
  • Head-to-head comparison of the Lyon Schuss and fixed flexion radiographic techniques. Long-term reproducibility in normal knees and sensitivity to change in osteoarthritic knees. 
  • Hepatic artery: variability in measurement of resistive index and systolic acceleration time in healthy volunteers. 
  • Hepatic fat and adenosine triphosphate measurement in overweight and obese adults using 1H and 31P magnetic resonance spectroscopy. 
  • Histologic classification of lung cancers. Factors affecting its variability. 
  • IMPROVED SPECIFICITY OF POLYPOIDAL CHOROIDAL VASCULOPATHY DIAGNOSIS USING A MODIFIED EVEREST CRITERIA. 
  • Image based diagnosis of cortical cataract. 
  • Image inversion spectral-domain optical coherence tomography optimizes choroidal thickness and detail through improved contrast. 
  • Impact of aortoiliac tortuosity on endovascular repair of abdominal aortic aneurysms: evaluation of 3D computer-based assessment. 
  • Impact of beta-blockade premedication on image quality of ECG-gated thoracic aorta CT angiography. 
  • Implementation of Good Clinical Laboratory Practice (GCLP) guidelines within the External Quality Assurance Program Oversight Laboratory (EQAPOL). 
  • Implementation of graphic user interface screen capture solution for workflow assessment of abdominal MR examinations valuable tool to analyze discrepancies in expected and experienced MR table time. 
  • Implementing a Continuous Quality Improvement Program in a High-Volume Clinical Echocardiography Laboratory: Improving Care for Patients With Aortic Stenosis. 
  • Improved nuclear medicine uniformity assessment with noise texture analysis. 
  • Improving mammographic decision accuracy by incorporating observer ratings with interpretation time. 
  • Improving radiologists' recommendations with computer-aided diagnosis for management of small nodules detected by CT. 
  • Improving the clinical diagnosis of stroke. 
  • Improving the reliability of stroke subgroup classification using the Trial of ORG 10172 in Acute Stroke Treatment (TOAST) criteria. 
  • Infarct volume on apparent diffusion coefficient maps correlates with length of stay and outcome after middle cerebral artery stroke. 
  • Influence and stability of pain scale anchors for an investigation of cold pressor pain tolerance. 
  • Inherent variability of CT lung nodule measurements in vivo using semiautomated volumetric measurements. 
  • Inter- and intra-rater reproducibility of quantitative dynamic contrast enhanced MRI using TWIST perfusion data in a uterine fibroid model. 
  • Inter-rater agreement on identification of electrographic seizures and periodic discharges in ICU EEG recordings. 
  • Inter-rater reliability of select physical examination procedures in patients with neck pain. 
  • Inter-rater reliability of ultrasound imaging of the trunk musculature among novice raters. 
  • International photographic classification and grading system for myopic maculopathy. 
  • Interobserver Variability Between Breast Imagers Using the Fifth Edition of the BI-RADS MRI Lexicon. 
  • Interobserver agreement on microfollicles in thyroid fine-needle aspirates. 
  • Interobserver and intraobserver variability in the histological dating of the endometrium in fertile and infertile women. 
  • Interobserver variability in identification of breast tumors in MRI and its implications for prognostic biomarkers and radiogenomics. 
  • Interobserver variability in the interpretation of unenhanced helical CT for the diagnosis of ureteral stone disease. 
  • Interobserver variability leads to significant differences in quantifiers of prostate implant adequacy. 
  • Interphysician agreement in the diagnosis of subtypes of acute ischemic stroke: implications for clinical trials. The TOAST Investigators. 
  • Interpretation variability of 18FDG-positron emission tomography studies in dementia. 
  • Interrater agreement for diagnosis of Alzheimer's disease: the MIRAGE study. 
  • Interrater reliability and diagnostic accuracy of pelvic girdle pain classification. 
  • Interrater reliability of identifying indicators of posterior ligamentous complex disruption when plain films are indeterminate in thoracolumbar injuries. 
  • Interrater reliability of the functional movement screen. 
  • Intra- and inter-observer reliability of MRI examination of intervertebral disc abnormalities in patients with cervical myelopathy. 
  • Intra- and interobserver agreement in the classification and treatment of distal third clavicle fractures. 
  • Intra- and interobserver reproducibility of the shoulder laxity examination. 
  • Intraobserver and interobserver agreement in the classification and treatment of midshaft clavicle fractures. 
  • Introduction to a Special Issue of the Journal of Immunological Methods: Building global resource programs to support HIV/AIDS clinical trial studies. 
  • Investigation of new psychophysical measures for evaluation of similar images on thoracic computed tomography for distinction between benign and malignant nodules. 
  • Investigation of psychophysical measure for evaluation of similar images for mammographic masses: preliminary results. 
  • Investigation of psychophysical similarity measures for selection of similar images in the diagnosis of clustered microcalcifications on mammograms. 
  • Is there a 'regressive phenotype' of Autism Spectrum Disorder associated with the measles-mumps-rubella vaccine? A CPEA Study. 
  • Issues of diagnostic review in brain tumor studies: from the Brain Tumor Epidemiology Consortium. 
  • Leukopak PBMC sample processing for preparing quality control material to support proficiency testing programs. 
  • Liver MR imaging: comparison of respiratory triggered fast spin echo with T2-weighted spin-echo and inversion recovery. 
  • Localization of pacing and defibrillator leads using standard x-ray views is frequently inaccurate and is not reproducible. 
  • Long-term behavioral assessment of guinea pigs following neonatal pneumoperitoneum. 
  • Lossy (15:1) JPEG compression of digital coronary angiograms does not limit detection of subtle morphological features. 
  • Low-dose spiral CT: application to surface-rendered three-dimensional imaging of central airways. 
  • Lung cancer screening, overdiagnosis bias, and reevaluation of the Mayo Lung Project. 
  • Lung nodule detection in pediatric chest CT: quantitative relationship between image quality and radiologist performance. 
  • MR imaging in adenocarcinoma of the prostate: interobserver variation and efficacy for determining stage C disease. 
  • Magnetic resonance imaging of the pelvic floor in the postpartum patient. 
  • Mass detection on mammograms: influence of signal shape uncertainty on human and model observers. 
  • Mean of the ten largest nucleoli, microcirculation architecture, and prognosis of ciliochoroidal melanomas. 
  • Measurement of scapular asymetry and assessment of shoulder dysfunction using the Lateral Scapular Slide Test: a reliability and validity study. 
  • Measurement of the transverse cerebellar diameter in preterm neonates and its use in assessment of gestational age. 
  • Mitral flow propagation velocity identifies patients with abnormal diastolic function during coronary artery bypass graft surgery. 
  • Multicenter randomized controlled trial on Duration of Therapy for Thrombosis in Children and Young Adults (the Kids-DOTT trial): pilot/feasibility phase findings. 
  • Multirater agreement of arthroscopic grading of knee articular cartilage. 
  • Multirater agreement of arthroscopic meniscal lesions. 
  • Natural history of androgenetic alopecia. 
  • Novel association of smaller anterior chamber width with angle closure in Singaporeans. 
  • Nursing care and the development of sleeping and waking behaviors in preterm infants. 
  • Objective assessment of vaginal surgical skills. 
  • Objective structured assessment of technical skills for repair of fourth-degree perineal lacerations. 
  • Observer agreement of spine stenosis on magnetic resonance imaging analysis of patients with cervical spine myelopathy. 
  • Observer detection limits for a dedicated SPECT breast imaging system. 
  • Observer evaluation of scatter subtraction for digital portable chest radiographs. 
  • Observer variability in assessing articular surface displacement in acetabular fractures using a standardized measurement technique. 
  • Observer variability in assessing lumbar spinal stenosis severity on magnetic resonance imaging and its relation to cross-sectional spinal canal area. 
  • Observer variability of Osler's maneuver in detection of pseudohypertension. 
  • Optical coherence tomography reader agreement in neovascular age-related macular degeneration. 
  • Optimal timing and diagnostic adequacy of hepatocyte phase imaging with gadoxetate-enhanced liver MRI. 
  • Optimization and validation of a neutralizing antibody assay for HIV-1 in A3R5 cells. 
  • Optimization and validation of the TZM-bl assay for standardized assessments of neutralizing antibodies against HIV-1. 
  • Optimizing fast spin echo acquisitions for hepatic imaging in normal subjects. 
  • Osteochondritis dissecans of the humeral capitellum: reliability of four classification systems using radiographs and computed tomography. 
  • Overall concordance correlation coefficient for evaluating agreement among multiple observers. 
  • PACS in sonography: accuracy of interpretation using film compared with monitor display. Picture archiving and communication systems. 
  • Pain assessment and treatment disparities: a virtual human technology investigation. 
  • Pancreatic mucinous cystic neoplasm size using CT volumetry, spherical and ellipsoid formulas: validation study. 
  • Parent versus teacher ratings of attention-deficit/hyperactivity disorder symptoms in the Preschoolers with Attention-Deficit/Hyperactivity Disorder Treatment Study (PATS). 
  • Parents' and teachers' concordance with children's self-ratings of suicidality: findings from a high-risk sample. 
  • Precision and accuracy of a transportable dual-energy X-ray absorptiometry unit for bone mineral measurements in guinea pigs. 
  • Predicting error in detecting mammographic masses among radiology trainees using statistical models based on BI-RADS features. 
  • Primary care clinicians' performance for detecting actinic keratoses and skin cancer. 
  • Prognostic value and reproducibility of koilocytosis in cervical intraepithelial neoplasia. 
  • Psychiatric diagnostic interviews for children and adolescents: a comparative study. 
  • Pulmonary abnormalities and PET data analysis: a retrospective study. 
  • Pulmonary angiography with MR imaging: preliminary clinical experience. 
  • Pulmonary nodules: computer-aided detection in digital chest images. 
  • Pulmonary venous wedge pressure provides a safe and accurate estimate of pulmonary arterial pressure in children with shunt-dependent pulmonary blood flow. 
  • Quality Improvement Implementation: Improving Reproducibility in the Echocardiography Laboratory. 
  • Quantification of condylar resorption in temporomandibular joint osteoarthritis. 
  • Quantification of intravenous contrast-enhanced Doppler power spectrum in the rabbit carotid artery. 
  • Quantitative analysis of hyperpolarized 129Xe ventilation imaging in healthy volunteers and subjects with chronic obstructive pulmonary disease. 
  • Quantitative comparison of drusen segmented on SD-OCT versus drusen delineated on color fundus photographs. 
  • Quantitative computerized analysis of diffuse lung disease in high-resolution computed tomography. 
  • Radiographic loss of contact between radial head fracture fragments is moderately reliable. 
  • Radiologists' agreement when using a 10-point scale to report abdominal radiographic findings of necrotizing enterocolitis in neonates and infants. 
  • Radiologists' performance for differentiating benign from malignant lung nodules on high-resolution CT using computer-estimated likelihood of malignancy. 
  • Radiology resident mammography training: interpretation difficulty and error-making patterns. 
  • Reader technique as a source of variability in determining malaria parasite density by microscopy. 
  • Real-time 3-dimensional echocardiography evaluation of congenital heart disease. 
  • Real-time three-dimensional echocardiography for determining right ventricular stroke volume in an animal model of chronic right ventricular volume overload. 
  • Reference ranges for the linear dimensions of the intracranial ventricles in preterm neonates. 
  • Relationships between age, blood pressure, and retinal vessel diameters in an older population. 
  • Reliability and accuracy of dermatologists' clinic-based and digital image consultations. 
  • Reliability and reproducibility of radiographic interpretation of proximal humeral fracture pathoanatomy. 
  • Reliability and reproducibility of retinal oxygen saturation measurements using a predefined peri-papillary annulus. 
  • Reliability and validity of the TIMPSI for infants with spinal muscular atrophy type I. 
  • Reliability of CXR for the diagnosis of bronchopulmonary dysplasia. 
  • Reliability of a modified medication appropriateness index in ambulatory older persons. 
  • Reliability of alternative trunk endurance testing procedures using clinician stabilization vs. traditional methods. 
  • Reliability of computer-assisted retinal vessel measurementin a population. 
  • Reliability of different image analysis methods for scanning laser Doppler flowmetry. 
  • Reliability of drug utilization evaluation as an assessment of medication appropriateness. 
  • Reliability of early postoperative radiographic assessment of tunnel placement after anterior cruciate ligament reconstruction. 
  • Reliability of radiographic assessment of acromial morphology. 
  • Reliability of retinal photography in the assessment of retinal microvascular characteristics: the Atherosclerosis Risk in Communities Study. 
  • Reliability of the National Institutes of Health Stroke Scale. Extension to non-neurologists in the context of a clinical trial. 
  • Reliability of the Rey-Osterrieth Complex Figure in use with memory-impaired patients. 
  • Reliability of tunnel measurements and the quadrant method using fluoroscopic radiographs after anterior cruciate ligament reconstruction. 
  • Reported activities of daily living: agreement between elderly subjects with and without dementia and their caregivers. 
  • Respiratory-gated noncontrast SPACE MR angiography sequence at 3T for evaluation of the central veins of the chest: a feasibility study. 
  • Retrospective assessment of initial stroke severity with the Canadian Neurological Scale. 
  • Retrospective assessment of initial stroke severity: comparison of the NIH Stroke Scale and the Canadian Neurological Scale. 
  • Retrospective assessment of the utility of an iron-based agent for contrast-enhanced magnetic resonance venography in patients with endstage renal diseases. 
  • Rim-rent tear of the rotator cuff: a common and easily overlooked partial tear. 
  • Sampling distributions of p(pos) and p(neg). 
  • Segmentation and quantification of pulmonary artery for noninvasive CT assessment of sickle cell secondary pulmonary hypertension. 
  • Selective Thoracic Fusion of Lenke I and II Curves Affects Sagittal Profiles But Not Sagittal or Spinopelvic Alignment: A Case-Control Study. 
  • Selvester QRS scoring in conduction abnormalitites: Caution recommended due to recent findings. 
  • Semiautomated segmentation of blood vessels using ellipse-overlap criteria: method and comparison to manual editing. 
  • Setting objective thresholds for rare event detection in flow cytometry. 
  • Severin classification system for evaluation of the results of operative treatment of congenital dislocation of the hip. A study of intraobserver and interobserver reliability. 
  • Sex differences in pain anchors revisited: further investigation of "most intense" and common pain events. 
  • Single-leg-stance (flamingo) radiographs to assess pelvic instability: how much motion is normal? 
  • Sonography of fetal choroid plexus cysts: detection depends on cyst size and gestational age. 
  • Sonography of solid breast lesions: observer variability of lesion description and assessment. 
  • Sources of variability in determining malaria parasite density by microscopy. 
  • Specificity for each of the 46 criteria of the Selvester QRS score for electrocardiographic myocardial scar sizing in left bundle branch block. 
  • Spectral domain optical coherence tomography imaging of geographic atrophy margins. 
  • Spiral CT of renal artery stenosis: comparison of three-dimensional rendering techniques. 
  • Statistical methods for the assessment of EQAPOL proficiency testing: ELISpot, Luminex, and Flow Cytometry. 
  • Store-and-forward teledermatology results in similar clinical outcomes to conventional clinic-based care. 
  • Strategic lessons from the clinical event classification process for the Assessment of Pexelizumab in Acute Myocardial Infarction (APEX-AMI) trial. 
  • Stroke care: a method for measuring compliance with AHCPR guidelines. 
  • Subclassification of children with autism and pervasive developmental disorder: a questionnaire based on Wing's subgrouping scheme. 
  • Subjective rating of cosmetic treatment with botulinum toxin type A: do existing measures demonstrate interobserver validity? 
  • Subjective similarity of patterns of diffuse interstitial lung disease on thin-section CT: an observer performance study. 
  • Substantial postoperative pain is common among children undergoing laparoscopic appendectomy. 
  • Subtle lung nodules: influence of local anatomic variations on detection. 
  • Synergy of MDCT and cine MRI for the evaluation of cardiac motility. 
  • Systematic social observation of children's neighborhoods using Google Street View: a reliable and cost-effective method. 
  • Teledermatology research review. 
  • Teledermatology. 
  • Test-Retest Reliability of the Preschool Age Psychiatric Assessment (PAPA). 
  • Testing parallel laser image scaling for remotely measuring body dimensions on mantled howling monkeys (Alouatta palliata). 
  • Testing the reliability and validity of DSM-IV-TR and ICSD-2 insomnia diagnoses. Results of a multitrait-multimethod analysis. 
  • The Center for HIV/AIDS Vaccine Immunology (CHAVI) multi-site quality assurance program for cryopreserved human peripheral blood mononuclear cells. 
  • The Cutaneous Assessment Tool: development and reliability in juvenile idiopathic inflammatory myopathy. 
  • The External Quality Assurance Oversight Laboratory (EQAPOL) proficiency program for IFN-gamma enzyme-linked immunospot (IFN-γ ELISpot) assay. 
  • The HIT Expert Probability (HEP) Score: a novel pre-test probability model for heparin-induced thrombocytopenia based on broad expert opinion. 
  • The Immunology Quality Assessment Proficiency Testing Program for CD3⁺4⁺ and CD3⁺8⁺ lymphocyte subsets: a ten year review via longitudinal mixed effects modeling. 
  • The N-terminal Pro-BNP investigation of dyspnea in the emergency department (PRIDE) study. 
  • The Rational Clinical Examination. Does this patient have abnormal central venous pressure? 
  • The case for using the correction index obtained from chest radiography for evaluation of pectus excavatum. 
  • The complex relationship between pediatric cardiac surgical case volumes and mortality rates in a national clinical database. 
  • The diagnosis of ovarian cancer by pathologists: how often do diagnoses by contributing pathologists agree with a panel of gynecologic pathologists? 
  • The diagnostic accuracy/efficacy of MRI in differentiating hepatic hemangiomas from metastatic colorectal/breast carcinoma: a multiple reader ROC analysis using a jackknife technique. 
  • The effect of dental artifacts, contrast media, and experience on interobserver contouring variations in head and neck anatomy. 
  • The efficacy of acute electroconvulsive therapy in atypical depression. 
  • The evolving role of sonography in evaluating solid breast masses. 
  • The importance of fluorescein angiography in planning laser treatment of diabetic macular edema. 
  • The influence of history on interobserver agreement for diagnosing actinic keratoses and malignant skin lesions. 
  • The influence of increased ambient lighting on mass detection in mammograms. 
  • The influence of maternal stress and distress on disruptive behavior problems in boys. 
  • The limited reliability of the Ramsay scale. 
  • The prognostic value of tumor blood vessel morphology in primary uveal melanoma. 
  • The role of aggression in peer relations: an analysis of aggression episodes in boys' play groups. 
  • The time course of segmentation and cue-selectivity in the human visual cortex. 
  • The use of the Minimum Data Set to identify depression in the elderly. 
  • Third ventricle: size and appearance in normal fetuses through gestation. 
  • Three-dimensional analysis of cervical spine motion: reliability of a computer assisted magnetic tracking device compared to inclinometer. 
  • Three-dimensional assessment of vascular and perivascular characteristics in subjects with retinopathy of prematurity. 
  • Threshold perception performance with computed and screen-film radiography: implications for chest radiography. 
  • Time to get rid of the clock: intraobserver and interobserver reliability in determination of the o'clock position of the femoral tunnel in ACL reconstruction. 
  • Total long-term within-laboratory precision of cortisol, ferritin, thyroxine, free thyroxine, and thyroid-stimulating hormone assays based on a College of American Pathologists fresh frozen serum study: do available methods meet medical needs for precision? 
  • Toward development of a comprehensive external quality assurance program for polyfunctional intracellular cytokine staining assays. 
  • Transesophageal echocardiography interpretation: a comparative analysis between cardiac anesthesiologists and primary echocardiographers. 
  • Treatment-related changes in objectively measured parenting behaviors in the multimodal treatment study of children with attention-deficit/hyperactivity disorder. 
  • Two-dimensional multiplanar and three-dimensional volume-rendered vascular CT in pancreatic carcinoma: interobserver agreement and comparison with standard helical techniques. 
  • Unsuspected pulmonary embolism: prospective detection on routine helical CT scans. 
  • Upper Quarter Y Balance Test: reliability and performance comparison between genders in active adults. 
  • Use of Apparent Diffusion Coefficient Values for Diagnosis of Pediatric Posterior Fossa Tumors. 
  • Use of concordance correlation coefficient in objective and subjective assessment of limb function. 
  • Use of the ThinPrep method in bile duct brushings: analysis of morphologic parameters associated with malignancy and determination of interobserver reliability. 
  • Usefulness of temporal subtraction images for identification of interval changes in successive whole-body bone scans: JAFROC analysis of radiologists' performance. 
  • Using computer-extracted image features for modeling of error-making patterns in detection of mammographic masses among radiology residents. 
  • Utility of tissue Doppler and strain echocardiography in arrhythmogenic right ventricular dysplasia/cardiomyopathy. 
  • Validated System for Centralized Grading of Retinopathy of Prematurity: Telemedicine Approaches to Evaluating Acute-Phase Retinopathy of Prematurity (e-ROP) Study. 
  • Validation and clinical significance of the Childhood Myositis Assessment Scale for assessment of muscle function in the juvenile idiopathic inflammatory myopathies. 
  • Validity of a new optic disc grading software for use in clinical and epidemiological research. 
  • Variability in the interpretation of screening mammograms by US radiologists. Findings from a national sample. 
  • Variation in the gross tumor volume and clinical target volume for preoperative radiotherapy of primary large high-grade soft tissue sarcoma of the extremity among RTOG sarcoma radiation oncologists. 
  • Variation in the use of stress testing and outcomes in patients with non-ST-elevation acute coronary syndromes: insights from GUSTO IIb. 
  • Ventilation-perfusion lung scintigraphy as a guide for pulmonary angiography in the localization of pulmonary emboli. 
  • Video training and certification program improves reliability of postischemic neurologic deficit measurement in the rat. 
  • Virtual reality training improves operating room performance: results of a randomized, double-blinded study. 
  • Visual assessment of angular response in medical liquid crystal displays. 
  • Weighted least-squares approach for comparing correlated kappa. 
  • Whole Breast Ultrasound: Comparison of the Visibility of Suspicious Lesions with Automated Breast Volumetric Scanning Versus Hand-Held Breast Ultrasound. 
  • X-linked hypophosphatemic rickets without "rickets". 
  • [Development of an image processing scheme for chest radiographs using a dot printer]. 
  • p16 Improves interobserver agreement in diagnosis of anal intraepithelial neoplasia. 
• 

  Keywords of People

  • Berchuck, Andrew, James M. Ingram Professor of Gynecologic Oncology, Obstetrics and Gynecology, Gynecologic Oncology
  • Case, Laura Elizabeth, Assistant Professor of Orthopaedic Surgery, Orthopaedics, Physical Therapy
  • Charles, Hal Cecil, Associate Professor of Radiology, Radiology
  • Colsher, James George, Adjunct Assistant Professor in the Department of Radiology, Radiology, Nuclear Medicine
  • Craciunescu, Oana, Associate Professor of Radiation Oncology, Radiation Oncology
  • Dodge, Kenneth A., Pritzker Professor of Early Learning Policy Studies, Duke Science & Society
  • Driehuys, Bastiaan, Professor of Radiology, Physics
  • Grambow, Steven C., Assistant Professor of Biostatistics and Bioinformatics, Biostatistics & Bioinformatics
  • Herndon II, James Emmett, Professor of Biostatistics and Bioinformatics, Biostatistics & Bioinformatics
  • Hoang, Jenny K., Associate Professor of Radiology, Radiology, Neuroradiology
  • Jowell, Paul Simon, Professor of Medicine, Medicine, Gastroenterology
  • Kim, Charles Yoon, Associate Professor of Radiology, Radiology, Interventional Radiology
  • MacFall, James R., Adjunct Professor in the Department of Radiology, Radiology
  • McLendon, Roger Edwin, Professor of Pathology, Pathology
  • Mruthyunjaya, Prithvi, Adjunct Associate Professor in the Department of Ophthalmology, Ophthalmology, Vitreoretinal Diseases & Surgery
  • Muir, Kelly Walton, Associate Professor of Ophthalmology, Ophthalmology, Glaucoma
  • Myers, Evan Robert, Walter L. Thomas Professor of Obstetrics and Gynecology in the School of Medicine, Obstetrics and Gynecology
  • O'Daniel, Jennifer Colleen, Assistant Professor of Radiation Oncology, Radiation Oncology
  • Olson, Steven Arthur, Professor of Orthopaedic Surgery, Orthopaedics
  • Patz Jr., Edward F., James and Alice Chen Professor of Radiology, Pathology
  • Preminger, Glenn Michael, James F. Glenn, M.D. Professor of Urology, Surgery
  • Sampson, John Howard, Robert H., M.D. and Gloria Wilkins Professor of Neurosurgery, in the School of Medicine, Immunology
  • Sullivan, Daniel Carl, Professor Emeritus of Radiology, Radiology
  • Swaminathan, Madhav, Professor of Anesthesiology, Anesthesiology, Cardiothoracic
  • Toth, Cynthia Ann, Joseph A.C. Wadsworth Professor of Ophthalmology, Biomedical Engineering
  • Weinhold, Kent James, Joseph W. and Dorothy W. Beard Professor of Experimental Surgery, in the School of Medicine, Immunology