Journal ArticleAm J Transplant · July 16, 2024
Mycoplasma hominis and Ureaplasma species are urogenital mollicutes that can cause serious donor-derived infections in lung transplant recipients. Best practices for mollicute screening remain unknown. We conducted a single-center prospective study analyzi ...
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Journal ArticleOpen Forum Infect Dis · July 2024
We evaluated use of maribavir (MBV) for treatment of 15 episodes of refractory/resistant cytomegalovirus infection in 13 solid organ transplant recipients. Treatment failure due to treatment-emergent MBV resistance or early virological recurrence after MBV ...
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Journal ArticleClin Infect Dis · June 13, 2024
BACKGROUND: Infectious diseases (ID) physicians are increasingly faced with the challenge of caring for patients with terminal illnesses or incurable infections. METHODS: This was a retrospective cohort of all patients with an ID consult within an academic ...
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Journal ArticleJ Clin Microbiol · June 12, 2024
We identified 23 cases of Mycobacterium immunogenum respiratory acquisition linked to a colonized plumbing system at a new hospital addition. We conducted a genomic and epidemiologic investigation to assess for clonal acquisition of M. immunogenum from hos ...
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Journal ArticleInfect Control Hosp Epidemiol · May 28, 2024
OBJECTIVE: To characterize the relationship between chlorhexidine gluconate (CHG) skin concentration and skin microbial colonization. DESIGN: Serial cross-sectional study. SETTING/PARTICIPANTS: Adult patients in medical intensive care units (ICUs) from 7 h ...
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Journal ArticleInfect Control Hosp Epidemiol · May 2024
BACKGROUND: Various water-based heater-cooler devices (HCDs) have been implicated in nontuberculous mycobacteria outbreaks. Ongoing rigorous surveillance for healthcare-associated M. abscessus (HA-Mab) put in place following a prior institutional outbreak ...
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Journal ArticleOpen Forum Infect Dis · May 2024
BACKGROUND: Lung transplant recipients are at increased risk of Mycobacterium abscessus complex (MABC) acquisition and invasive infection. We analyzed risk factors and outcomes of early post-lung transplant MABC acquisition. METHODS: We conducted a retrosp ...
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Journal ArticleEClinicalMedicine · May 2024
BACKGROUND: Urinary tract infections (UTI) affect approximately 250 million people annually worldwide. Patients often experience a cycle of antimicrobial treatment and recurrent UTI (rUTI) that is thought to be facilitated by a gut reservoir of uropathogen ...
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Journal ArticleAm J Transplant · April 2024
Mollicute infections, caused by Mycoplasma and Ureaplasma species, are serious complications after lung transplantation; however, understanding of the epidemiology and outcomes of these infections remains limited. We conducted a single-center retrospective ...
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Journal ArticleMicrobiol Resour Announc · December 14, 2023
Mycobacterium immunogenum is a rapidly growing nontuberculous mycobacteria species that can cause healthcare-associated infections. We report the complete genome of C14-1.MIM, isolated via culture of a respiratory specimen obtained from a hospitalized lung ...
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Journal ArticleInfect Control Hosp Epidemiol · September 2023
OBJECTIVE: To assess whether measurement and feedback of chlorhexidine gluconate (CHG) skin concentrations can improve CHG bathing practice across multiple intensive care units (ICUs). DESIGN: A before-and-after quality improvement study measuring patient ...
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Journal ArticleInfect Control Hosp Epidemiol · August 2023
OBJECTIVES: To describe the epidemiology of complex colon surgical procedures (COLO), stratified by present at time of surgery (PATOS) surgical-site infections (SSIs) and non-PATOS SSIs and their impact on the epidemiology of colon-surgery SSIs. DESIGN: Re ...
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Journal ArticleLancet Reg Health Am · August 2023
BACKGROUND: Living kidney donation is possible for people living with HIV (PLWH) in the United States within research studies under the HIV Organ Policy Equity (HOPE) Act. There are concerns that donor nephrectomy may have an increased risk of end-stage re ...
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Journal ArticleAm J Transplant · July 2023
Nontuberculous mycobacteria are emerging pathogens, yet data on the epidemiology and management of extrapulmonary nontuberculous mycobacteria infections in orthotopic heart transplantation (OHT) and ventricular assist device (VAD) recipients are scarce. We ...
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Journal ArticleClin Infect Dis · April 17, 2023
BACKGROUND: Nontuberculous mycobacteria (NTM) are emerging pathogens increasingly implicated in healthcare facility-associated (HCFA) infections and outbreaks. We analyzed the performance of statistical process control (SPC) methods in detecting HCFA NTM o ...
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Journal ArticleInfect Control Hosp Epidemiol · April 2023
OBJECTIVE: Sparse recent data are available on the epidemiology of surgical site infections (SSIs) in community hospitals. Our objective was to provide updated epidemiology data on complex SSIs in community hospitals and to characterize trends of SSI preva ...
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Journal ArticleERJ Open Research · March 1, 2023
Rationale Nontuberculous mycobacterial (NTM) diseases are difficult-to-treat infections, especially in lung transplant (LTx) candidates. Currently, there is a paucity of recommendations on the management of NTM infections in LTx, focusing on Mycobacterium ...
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Journal ArticleRisk Anal · January 2023
Early in the pandemic of coronavirus disease 2019 (COVID-19), face masks were used extensively by the general public in several Asian countries. The lower transmission rate of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) in Asian countr ...
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Journal ArticleAm J Transplant · July 16, 2024
Mycoplasma hominis and Ureaplasma species are urogenital mollicutes that can cause serious donor-derived infections in lung transplant recipients. Best practices for mollicute screening remain unknown. We conducted a single-center prospective study analyzi ...
Full textLink to itemCite
Journal ArticleOpen Forum Infect Dis · July 2024
We evaluated use of maribavir (MBV) for treatment of 15 episodes of refractory/resistant cytomegalovirus infection in 13 solid organ transplant recipients. Treatment failure due to treatment-emergent MBV resistance or early virological recurrence after MBV ...
Full textLink to itemCite
Journal ArticleClin Infect Dis · June 13, 2024
BACKGROUND: Infectious diseases (ID) physicians are increasingly faced with the challenge of caring for patients with terminal illnesses or incurable infections. METHODS: This was a retrospective cohort of all patients with an ID consult within an academic ...
Full textLink to itemCite
Journal ArticleJ Clin Microbiol · June 12, 2024
We identified 23 cases of Mycobacterium immunogenum respiratory acquisition linked to a colonized plumbing system at a new hospital addition. We conducted a genomic and epidemiologic investigation to assess for clonal acquisition of M. immunogenum from hos ...
Full textLink to itemCite
Journal ArticleInfect Control Hosp Epidemiol · May 28, 2024
OBJECTIVE: To characterize the relationship between chlorhexidine gluconate (CHG) skin concentration and skin microbial colonization. DESIGN: Serial cross-sectional study. SETTING/PARTICIPANTS: Adult patients in medical intensive care units (ICUs) from 7 h ...
Full textLink to itemCite
Journal ArticleInfect Control Hosp Epidemiol · May 2024
BACKGROUND: Various water-based heater-cooler devices (HCDs) have been implicated in nontuberculous mycobacteria outbreaks. Ongoing rigorous surveillance for healthcare-associated M. abscessus (HA-Mab) put in place following a prior institutional outbreak ...
Full textLink to itemCite
Journal ArticleOpen Forum Infect Dis · May 2024
BACKGROUND: Lung transplant recipients are at increased risk of Mycobacterium abscessus complex (MABC) acquisition and invasive infection. We analyzed risk factors and outcomes of early post-lung transplant MABC acquisition. METHODS: We conducted a retrosp ...
Full textLink to itemCite
Journal ArticleEClinicalMedicine · May 2024
BACKGROUND: Urinary tract infections (UTI) affect approximately 250 million people annually worldwide. Patients often experience a cycle of antimicrobial treatment and recurrent UTI (rUTI) that is thought to be facilitated by a gut reservoir of uropathogen ...
Full textLink to itemCite
Journal ArticleAm J Transplant · April 2024
Mollicute infections, caused by Mycoplasma and Ureaplasma species, are serious complications after lung transplantation; however, understanding of the epidemiology and outcomes of these infections remains limited. We conducted a single-center retrospective ...
Full textOpen AccessLink to itemCite
Journal ArticleMicrobiol Resour Announc · December 14, 2023
Mycobacterium immunogenum is a rapidly growing nontuberculous mycobacteria species that can cause healthcare-associated infections. We report the complete genome of C14-1.MIM, isolated via culture of a respiratory specimen obtained from a hospitalized lung ...
Full textLink to itemCite
Journal ArticleInfect Control Hosp Epidemiol · September 2023
OBJECTIVE: To assess whether measurement and feedback of chlorhexidine gluconate (CHG) skin concentrations can improve CHG bathing practice across multiple intensive care units (ICUs). DESIGN: A before-and-after quality improvement study measuring patient ...
Full textLink to itemCite
Journal ArticleInfect Control Hosp Epidemiol · August 2023
OBJECTIVES: To describe the epidemiology of complex colon surgical procedures (COLO), stratified by present at time of surgery (PATOS) surgical-site infections (SSIs) and non-PATOS SSIs and their impact on the epidemiology of colon-surgery SSIs. DESIGN: Re ...
Full textLink to itemCite
Journal ArticleLancet Reg Health Am · August 2023
BACKGROUND: Living kidney donation is possible for people living with HIV (PLWH) in the United States within research studies under the HIV Organ Policy Equity (HOPE) Act. There are concerns that donor nephrectomy may have an increased risk of end-stage re ...
Full textLink to itemCite
Journal ArticleAm J Transplant · July 2023
Nontuberculous mycobacteria are emerging pathogens, yet data on the epidemiology and management of extrapulmonary nontuberculous mycobacteria infections in orthotopic heart transplantation (OHT) and ventricular assist device (VAD) recipients are scarce. We ...
Full textLink to itemCite
Journal ArticleClin Infect Dis · April 17, 2023
BACKGROUND: Nontuberculous mycobacteria (NTM) are emerging pathogens increasingly implicated in healthcare facility-associated (HCFA) infections and outbreaks. We analyzed the performance of statistical process control (SPC) methods in detecting HCFA NTM o ...
Full textLink to itemCite
Journal ArticleInfect Control Hosp Epidemiol · April 2023
OBJECTIVE: Sparse recent data are available on the epidemiology of surgical site infections (SSIs) in community hospitals. Our objective was to provide updated epidemiology data on complex SSIs in community hospitals and to characterize trends of SSI preva ...
Full textLink to itemCite
Journal ArticleERJ Open Research · March 1, 2023
Rationale Nontuberculous mycobacterial (NTM) diseases are difficult-to-treat infections, especially in lung transplant (LTx) candidates. Currently, there is a paucity of recommendations on the management of NTM infections in LTx, focusing on Mycobacterium ...
Full textCite
Journal ArticleRisk Anal · January 2023
Early in the pandemic of coronavirus disease 2019 (COVID-19), face masks were used extensively by the general public in several Asian countries. The lower transmission rate of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) in Asian countr ...
Full textLink to itemCite
Journal ArticleEClinicalMedicine · December 2022
BACKGROUND: Traditional approaches for surgical site infection (SSI) surveillance have deficiencies that delay detection of SSI outbreaks and other clinically important increases in SSI rates. We investigated whether use of optimised statistical process co ...
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Journal ArticleOpen Forum Infect Dis · August 2022
Coinfections are more common in patients with cystic fibrosis and bronchiectasis. Infiltrates on imaging studies are seen more commonly in patients with coinfections, but coinfections did not affect treatment outcomes of pulmonary Mycobacterium avium compl ...
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Journal ArticleCell Host Microbe · July 13, 2022
Large-scale genomic studies have identified within-host adaptation as a hallmark of bacterial infections. However, the impact of physiological, metabolic, and immunological differences between distinct niches on the pathoadaptation of opportunistic pathoge ...
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Journal ArticleJ Heart Lung Transplant · April 2022
BACKGROUND: Cytomegalovirus (CMV) infection is common following thoracic organ transplantation and causes substantial morbidity and mortality. Letermovir is a novel antiviral agent used off-label in this population for CMV prevention. Our goal was to under ...
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Journal ArticleSouth Med J · April 2022
OBJECTIVES: The coronavirus disease 2019 (COVID-19) pandemic has disproportionately afflicted vulnerable populations. Older adults, particularly residents of nursing facilities, represent a small percentage of the population but account for 40% of mortalit ...
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Journal ArticleJ Clin Microbiol · January 19, 2022
Whole-genome sequencing (WGS) has recently been used to investigate acquisition of Mycobacterium abscessus. Investigators have reached conflicting conclusions about the meaning of genetic distances for interpretation of person-to-person transmission. Exist ...
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ConferenceOpen Forum Infectious Diseases · December 4, 2021
AbstractBackgroundTraditional approaches for SSI surveillance have deficiencies that can delay detection of SSI outbreaks and other cl ...
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Journal ArticleClin Infect Dis · August 2, 2021
We analyzed the impact of a hospital tap water avoidance protocol on respiratory isolation of nontuberculous mycobacteria (NTM). After protocol implementation, hospital-onset episodes of respiratory NTM isolation on high-risk units decreased from 41.0 to 9 ...
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Journal ArticleComputers and Industrial Engineering · June 1, 2021
In December 2019, an outbreak of pneumonia caused by a novel coronavirus (severe acute respiratory syndrome coronavirus 2 [SARS-CoV-2]) began in Wuhan, China. SARS-CoV-2 exhibited efficient person-to-person transmission of what became labeled as COVID-19. ...
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Journal ArticleClin Infect Dis · May 18, 2021
BACKGROUND: Nontuberculous mycobacteria (NTM) are opportunistically pathogenic bacteria that are found abundantly in the soil and water. Susceptible individuals exposed to NTM-containing aerosols from environmental sources may develop NTM pulmonary disease ...
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Journal ArticleClin Infect Dis · May 18, 2021
BACKGROUND: Understanding the epidemiology of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is essential for public health control efforts. Social, demographic, and political characteristics at the United States (US) county level might be as ...
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Journal ArticleNat Commun · April 15, 2021
Substantial COVID-19 research investment has been allocated to randomized clinical trials (RCTs) on hydroxychloroquine/chloroquine, which currently face recruitment challenges or early discontinuation. We aim to estimate the effects of hydroxychloroquine a ...
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Journal ArticleClin Infect Dis · April 8, 2021
BACKGROUND: We recently mitigated a clonal outbreak of hospital-acquired Mycobacterium abscessus complex (MABC), which included a large cluster of adult patients who developed invasive infection after exposure to heater-cooler units during cardiac surgery. ...
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Journal ArticleClin Infect Dis · April 8, 2021
BACKGROUND: The increasing global prevalence of pulmonary nontuberculous mycobacteria (NTM) disease has called attention to challenges in NTM diagnosis and management. This study was conducted to understand management and outcomes of patients with pulmonar ...
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Chapter · January 1, 2021
Rapidly growing mycobacteria (RGM) are environmental microorganisms that thrive in water-associated biofilms and grow more quickly in the laboratory than slow-growing nontuberculous mycobacteria. Prevalence of RGM infection appears to be increasing, and pa ...
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ConferenceOpen Forum Infectious Diseases · December 31, 2020
AbstractBackgroundNontuberculous mycobacteria (NTM) are increasingly implicated in healthcare facility-associated (HCFA) outbreaks. Ho ...
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Journal ArticleTrials · October 28, 2020
BACKGROUND: Surgical site infections (SSIs) cause significant patient suffering. Surveillance and feedback of SSI rates is an evidence-based strategy to reduce SSIs, but traditional surveillance methods are slow and prone to bias. The objective of this clu ...
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Journal ArticleBMJ Qual Saf · June 2020
OBJECTIVE: Surgical site infections (SSIs) are common costly hospital-acquired conditions. While statistical process control (SPC) use in healthcare has increased, limited rigorous empirical research compares and optimises these methods for SSI surveillanc ...
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Journal ArticleInfect Control Hosp Epidemiol · March 2020
BACKGROUND: The reported incidence of Clostridoides difficile infection (CDI) has increased in recent years, partly due to broadening adoption of nucleic acid amplification tests (NAATs) replacing enzyme immunoassay (EIA) methods. Our aim was to quantify t ...
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Journal ArticleClin Infect Dis · January 1, 2020
BACKGROUND: Lung transplant recipients commonly develop invasive fungal infections (IFIs), but the most effective strategies to prevent IFIs following lung transplantation are not known. METHODS: We prospectively collected clinical data on all patients who ...
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ConferenceOpen Forum Infectious Diseases · October 23, 2019
AbstractBackgroundNontuberculous mycobacteria (NTM) are emerging agents of pulmonary disease, estimated to affect >80,000 people in ...
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ConferenceOpen Forum Infectious Diseases · October 23, 2019
AbstractBackgroundSurgical site infections (SSIs) are common (160,000–300,000 per year in the United States) and costly ($6,000–$25,50 ...
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ConferenceOpen Forum Infectious Diseases · October 23, 2019
AbstractBackgroundClostridium difficile infections (CDIs) are the most common type of healthcare-associated infection in the United St ...
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ConferenceOpen Forum Infectious Diseases · October 23, 2019
AbstractBackgroundCHG bathing is used to suppress patients’ microbial skin colonization, in order to prevent infections and transmissi ...
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ConferenceOpen Forum Infectious Diseases · October 23, 2019
AbstractBackgroundMycoplasma and Ureaplasma species can cause invasive infections early after lung transplant that are difficult to di ...
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ConferenceOpen Forum Infectious Diseases · October 23, 2019
AbstractBackgroundHigher CHG skin levels may be needed to adequately control infection and transmission of pathogens in the ICU. We as ...
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ConferenceOpen Forum Infectious Diseases · October 23, 2019
AbstractBackgroundWe recently showed that the empirical use of a combination of 2 moving average (MA) statistical process control (SPC ...
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Journal ArticleAntimicrob Agents Chemother · March 2019
Treatment options for drug-resistant cytomegalovirus (CMV) are limited. Letermovir is a novel antiviral recently approved for CMV prophylaxis following hematopoietic cell transplantation, but its efficacy in other settings is unknown. We recently used lete ...
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ConferenceOpen Forum Infectious Diseases · November 26, 2018
AbstractBackgroundWe performed an investigation after noting an increase in hospital-onset (HO) KPC-producing Enterobacteriaceae (KPC- ...
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ConferenceOpen Forum Infectious Diseases · November 26, 2018
AbstractBackgroundWe recently investigated a clonal outbreak of Mycobacterium abscessus molecularly linked to a colonized water supply ...
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Journal ArticleBMJ Qual Saf · August 2018
BACKGROUND: Traditional strategies for surveillance of surgical site infections (SSI) have multiple limitations, including delayed and incomplete outbreak detection. Statistical process control (SPC) methods address these deficiencies by combining longitud ...
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Journal ArticleInfect Control Hosp Epidemiol · May 2018
Patient days and days present were compared to directly measured person time to quantify how choice of different denominator metrics may affect antimicrobial use rates. Overall, days present were approximately one-third higher than patient days. This diffe ...
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Journal ArticleAnn Am Thorac Soc · December 2017
RATIONALE: Existing real-time surveillance of influenza morbidity, based primarily on time-trended U.S. hospitalization and death data, is inadequate. These surveillance methods do not accurately predict hospital resource requirements or sufficiently captu ...
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ConferenceOpen Forum Infectious Diseases · October 1, 2017
AbstractBackgroundWe recently mitigated a clonal outbreak of Mycobacterium abscessus, including a large cluster of patients who develo ...
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Journal ArticleClin Infect Dis · April 1, 2017
BACKGROUND: Nontuberculous mycobacteria (NTM) commonly colonize municipal water supplies and cause healthcare-associated outbreaks. We investigated a biphasic outbreak of Mycobacterium abscessus at a tertiary care hospital. METHODS: Case patients had recen ...
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Journal ArticleInfect Control Hosp Epidemiol · January 2017
OBJECTIVE To evaluate the impact of multidrug-resistant gram-negative rod (MDR-GNR) infections on mortality and healthcare resource utilization in community hospitals. DESIGN Two matched case-control analyses. SETTING Six community hospitals participating ...
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Journal ArticleInfect Control Hosp Epidemiol · May 2016
OBJECTIVE: To describe the epidemiology of complex surgical site infection (SSI) following commonly performed surgical procedures in community hospitals and to characterize trends of SSI prevalence rates over time for MRSA and other common pathogens METHOD ...
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Journal ArticleOpen Forum Infect Dis · December 2015
Background. The optimum approach for infectious complication surveillance for cardiac implantable electronic device (CIED) procedures is unclear. We created an automated surveillance tool for infectious complications after CIED procedures. Methods. Adult ...
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Journal ArticleInfect Control Hosp Epidemiol · December 2015
OBJECTIVE: To determine the association (1) between shorter operative duration and surgical site infection (SSI) and (2) between surgeon median operative duration and SSI risk among first-time hip and knee arthroplasties. DESIGN: Retrospective cohort study ...
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Journal ArticleInfect Control Hosp Epidemiol · September 2015
OBJECTIVE: To evaluate seasonal variation in the rate of surgical site infections (SSI) following commonly performed surgical procedures. DESIGN: Retrospective cohort study. METHODS: We analyzed 6 years (January 1, 2007, through December 31, 2012) of data ...
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Journal ArticleJ Neurosurg Spine · July 2015
OBJECT: The relationship between time of year and surgical site infection (SSI) following neurosurgical procedures is poorly understood. Authors of previous reports have demonstrated that rates of SSI following neurosurgical procedures performed during the ...
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Journal ArticleInfect Control Hosp Epidemiol · April 2015
Funguria rarely represents true infection in the urinary tract. Excluding yeast from the catheter-associated urinary tract infection (CAUTI) surveillance definition reduced CAUTI rates by nearly 25% in community hospitals and at an academic, tertiary-care ...
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Journal ArticleInfect Control Hosp Epidemiol · February 2015
OBJECTIVE Hospitals in the National Healthcare Safety Network began reporting laboratory-identified (LabID) Clostridium difficile infection (CDI) events in January 2013. Our study quantified the differences between the LabID and traditional surveillance me ...
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Journal ArticleInfect Control Hosp Epidemiol · October 2014
Hospitals must report cases of methicillin-resistant Staphylococcus aureus bloodstream infection (BSI) using a new laboratory-identified (LabID) event reporting module. BSI rates obtained using LabID differ from rates of BSI obtained from traditional surve ...
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Journal ArticleInfect Control Hosp Epidemiol · May 2014
The updated 2013 Centers for Disease Control and Prevention/National Healthcare Safety Network definitions for surgical site infections (SSIs) reduced the duration of prolonged surveillance from 1 year to 90 days and defined which procedure types require p ...
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Journal ArticleAm J Infect Control · September 2012
BACKGROUND: The 2009 novel H1N1 influenza epidemic generated interest in regional and national influenza surveillance methods. Some systems revamped traditional syndromic and laboratory surveillance techniques, whereas others tracked influenza by Internet- ...
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