Actigraphy

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  Subject Areas on Research

  • A Collaborative Paradigm for Improving Management of Sleep Disorders in Primary Care: A Randomized Clinical Trial. 
  • A Randomized Trial of Pocket-Echocardiography Integrated Mobile Health Device Assessments in Modern Structural Heart Disease Clinics. 
  • A template for physical resilience research in older adults: Methods of the PRIME-KNEE study. 
  • Actigraphic-measured sleep disturbance predicts increased positive symptoms in adolescents at ultra high-risk for psychosis: A longitudinal study. 
  • Actigraphy assessment of sleep quality among patients with acute myeloid leukaemia during induction chemotherapy. 
  • Actigraphy-Derived Sleep Efficiency Is Associated With Endothelial Function in Men and Women With Untreated Hypertension. 
  • Adolescents at clinical-high risk for psychosis: Circadian rhythm disturbances predict worsened prognosis at 1-year follow-up. 
  • An Initial Evaluation of the Impact of Pokémon GO on Physical Activity. 
  • Anatomy of disturbed sleep in pallido-ponto-nigral degeneration. 
  • Change in levels of physical activity after diagnosis of type 2 diabetes: an observational analysis from the NAVIGATOR study. 
  • Changes in physical activity among postpartum overweight and obese women: results from the KAN-DO Study. 
  • Chronotype variation drives night-time sentinel-like behaviour in hunter-gatherers. 
  • Circadian Contrasts in Heart Rate Variability Associated With Posttraumatic Stress Disorder Symptoms in a Young Adult Cohort. 
  • Comparing self-reported and objective monitoring of physical activity in Parkinson disease. 
  • Continuous Monitoring Using a Wearable Device Detects Activity-Induced Heart Rate Changes After Administration of Amphetamine. 
  • Correlates of sedentary time and physical activity among preschool-aged children. 
  • Counting Steps: A New Way to Monitor Patients with Pulmonary Arterial Hypertension. 
  • Differences in night-time and daytime ambulatory blood pressure when diurnal periods are defined by self-report, fixed-times, and actigraphy: Improving the Detection of Hypertension study. 
  • Differential accuracy of physical activity self-report by body mass index. 
  • Earbud-based sensor for the assessment of energy expenditure, HR, and VO2max. 
  • Eating behavior traits of successful weight losers during 12 months of alternate-day fasting: An exploratory analysis of a randomized controlled trial. 
  • Effects of disturbed sleep on gastrointestinal and somatic pain symptoms in irritable bowel syndrome. 
  • Endothelial function in postmenopausal women with nighttime systolic hypertension. 
  • Evaluation of Wearable Digital Devices in a Phase I Clinical Trial. 
  • Hadza sleep biology: Evidence for flexible sleep-wake patterns in hunter-gatherers. 
  • Handling missing data in rest-activity time series measured by actimetry. 
  • Home is where sleep is: an ecological approach to test the validity of actigraphy for the assessment of insomnia. 
  • Increasing physical activity with African-American women using Facebook™ and Pedometers. 
  • Insomnia Patients With Objective Short Sleep Duration Have a Blunted Response to Cognitive Behavioral Therapy for Insomnia. 
  • Longitudinal associations between facets of sleep and adiposity in youth. 
  • Multiple, objectively measured sleep dimensions including hypoxic burden and chronic kidney disease: findings from the Multi-Ethnic Study of Atherosclerosis. 
  • Physical activity as a determinant of fasting and 2-h post-challenge glucose: a prospective cohort analysis of the NAVIGATOR trial. 
  • Physical activity level and medial temporal health in youth at ultra high-risk for psychosis. 
  • Regularity and Timing of Sleep Patterns and Behavioral Health Among Adolescents. 
  • Reproducibility of blood pressure dipping: relation to day-to-day variability in sleep quality. 
  • Segmented sleep in a nonelectric, small-scale agricultural society in Madagascar. 
  • Self-Reported and objectively measured physical activity among a cohort of postpartum women: the PIN Postpartum Study. 
  • Sleep Self-Report and Actigraphy Measures in Healthy Midlife Women: Validity of the Pittsburgh Sleep Quality Index. 
  • Sleep deprivation alters effort discounting but not delay discounting of monetary rewards. 
  • Sleep disturbance and baroreceptor sensitivity in women with posttraumatic stress disorder. 
  • Sleep/Wake Regularity Associated with Default Mode Network Structure among Healthy Adolescents and Young Adults. 
  • Technological infrastructure, sleep, and rest-activity patterns in a Kaqchikel Maya community. 
  • Telomere length is associated with sleep duration but not sleep quality in adults with human immunodeficiency virus 
  • The relationship between stress responding in family context and stress sensitivity with sleep dysfunction in individuals at clinical high-risk for psychosis. 
  • The relationship of person-specific eveningness chronotype, greater seasonality, and less rhythmicity to suicidal behavior: A literature review. 
  • Use of Actigraphy (Wearable Digital Sensors to Monitor Activity) in Heart Failure Randomized Clinical Trials: A Scoping Review. 
  • Validity of the multidimensional outcome expectations for exercise scale in continuing-care retirement communities. 
  • Wearable Devices in Clinical Trials: Hype and Hypothesis. 
  • What is segmented sleep? Actigraphy field validation for daytime sleep and nighttime wake. 
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  Keywords of People

  • Humphreys, Janice Carrol, Professor Emerita in the School of Nursing, School of Nursing
  • Ulmer, Christi S, Associate Professor in Psychiatry and Behavioral Sciences, Psychiatry & Behavioral Sciences, Behavioral Medicine & Neurosciences