Jaime K Devine

Jaime K Devine
Institutes for Behavioral Resources · Operational Fatigue and Performance

PhD
Neuroscientist specializing in sleep health, fatigue and performance, biostatistics, and sleep tracking technology

About

48
Publications
3,145
Reads
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611
Citations
Introduction
Additional affiliations
June 2019 - present
Institute for Behavior Resources
Position
  • Professor (Associate)
October 2017 - May 2019
Walter Reed Army Institute of Research
Position
  • Researcher
October 2015 - October 2017
Beth Israel Deaconess Medical Center
Position
  • PostDoc Position
Education
August 2009 - May 2015
Brandeis University
Field of study
  • Neuroscience

Publications

Publications (48)
Article
Research has shown that behavioral economic demand curve indices can be characterized by a two-factor latent structure and that these factors can predict dimensions of substance use. No study to date has examined the latent factor structure of heroin and cocaine demand curves. The objective of this study was to use exploratory factor analysis to ex...
Article
Full-text available
Global demand for sleep-tracking wearables, or consumer sleep technologies (CSTs), is steadily increasing. CST marketing campaigns often advertise the scientific merit of devices, but these claims may not align with consensus opinion from sleep research experts. Consensus opinion about CST features has not previously been established in a cohort of...
Article
Introduction Firefighters work a demanding 24-hour job in which fatigue may compromise safety. Biomathematical fatigue modeling software applications, like the Sleep, Activity, Fatigue, and Task Effectiveness Fatigue Avoidance Scheduling Tool (SAFTE-FAST) could be adapted to serve as a fatigue mitigation tool for firefighting operations. SAFTE-FAST...
Article
Introduction Consumer sleep technologies (CSTs) have been designed for the everyday consumer rather than as a reliable scientific tool, but are becoming sufficiently accurate for use in the research landscape. Despite the growing conversation about the viability of CSTs for research, manufacturers may not be interested in increasing scientific accu...
Article
Sleep disturbances, including disrupted sleep and short sleep duration, are highly prevalent and are prospectively associated with an increased risk for various widespread diseases, including cardiometabolic, neurodegenerative, chronic pain, and autoimmune diseases. Systemic inflammation, which has been observed in populations experiencing sleep di...
Article
Full-text available
Sensors that track physiological biomarkers of health must be successfully incorporated into a fieldable, wearable device if they are to revolutionize the management of remote patient care and preventative medicine. This perspective article discusses logistical considerations that may impede the process of adapting a body-worn laboratory sensor int...
Article
Full-text available
BACKGROUND: Biomathematical modeling software like the Sleep, Activity, Fatigue, and Task Effectiveness (SAFTE) model and Fatigue Avoidance Scheduling Tool (FAST) help carriers predict fatigue risk for planned rosters. The ability of a biomathematical model to accurately estimate fatigue risk during unprecedented operations, such as COVID-19 humani...
Preprint
Global demand for sleep-tracking wearables, or consumer sleep technologies (CSTs), is steadily increasing. CST marketing campaigns often feature a scientific component, but the scientific relevancy and monetary value of CST features within the sleep research community remains unquantified. Sleep medicine experts were recruited through social media...
Article
Full-text available
Fatigue risk to the pilot has been a deterrent for conducting direct flights longer than 12 h under normal conditions, but such flights were a necessity during the COVID-19 pandemic. Twenty (N = 20) pilots flying across five humanitarian missions between Brazil and China wore a sleep-tracking device (the Zulu watch), which has been validated for th...
Article
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Fatigue in resident physicians has been identified as a factor that contributes to burnout and a decline in overall wellbeing. Fatigue risk exists because of poor sleep habits and demanding work schedules that have only increased due to the COVID‐19 pandemic. At this time, it is important not to lose sight of how fatigue can impact residents and ho...
Preprint
Full-text available
Fatigue risk to commercial pilots operating under global pandemic conditions had not been in-vestigated prior to COVID-19. Examining how pilots slept during COVID-19 pandemic-specific flights can provide a precedent for estimating fatigue risk for future public health emergencies. Twenty (n=20) pilots flying across five COVID-19 humanitarian missio...
Article
Introduction U.S. Army Reserve Officer Training Corps (ROTC) Advanced Camp (AC) is a 29-day training that assesses military skills and leadership potential in college students training to become Commissioned Officers (i.e. Cadets). Military trainings are widely known to disrupt normative sleep. Additionally, operational sleep disruption is linked t...
Article
Introduction n response to the COVID-19 pandemic, Azul Airlines organized and conducted five separate humanitarian missions to China between May and July, 2020. Each mission consisted of 4 flight legs between 11-15 hours long crewed by a team of 8 pilots. Each pilot was given a 9-hour sleep opportunity during the flight period. Prior to conducting...
Article
Introduction Sleep tracking wearables are increasingly being validation tested against polysomnography (PSG) and actigraphy, but they may not be ideal for long-term epidemiological sleep studies, or for use in operational environments. A given device’s short battery life, limited data storage capacity, inability to detect naps or estimate sleep arc...
Article
Full-text available
Objective To assess resident fatigue risk using objective and predicted sleep data in a biomathematical model of fatigue. Design 8-weeks of sleep data and shift schedules from 2019 for 24 surgical residents were assessed with a biomathematical model to predict performance (“effectiveness”). Setting Greater Washington, DC area hospitals Results A...
Article
Full-text available
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Article
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Traditional measures of sleep or commercial wearables may not be ideal for use in operational environments. The Zulu watch is a commercial sleep-tracking device designed to collect longitudinal sleep data in real-world environments. Laboratory testing is the initial step towards validating a device for real-world sleep evaluation; therefore, the Zu...
Article
Full-text available
Background: The Walter Reed Army Institute of Research (WRAIR) Operational Research Kit-Actigraphy (WORK-A) is a set of unique practice parameters and actigraphy-derived measures for the analysis of operational military sleep patterns. The WORK-A draws on best practices from the literature and comprises 15 additional descriptive variables. Here, w...
Article
Full-text available
Objective To identify surgical resident and clinical rotation attributes which predict on-shift napping through objectively measured sleep patterns and work schedules over a 2-month period. Design In a cross-sectional study, participants provided schedules, completed the Epworth Sleepiness Scale (ESS), and wore sleep-tracking devices (Zulu watch)...
Article
Introduction Fatigue and its effects on performance have long been a concern in medicine. Evidence exists that current duty-hour restrictions for resident trainees have a limited impact on physician wellbeing and patient safety, prompting renewed efforts to address this threat. In this study, sleep patterns of general-surgery residents were used to...
Conference Paper
Full-text available
Introduction Fatigue and pain are prominent features of functional impairment in insomnia. This study aimed to better understand behavioral and physiological mechanisms of these complex relationships. Methods 22 participants with insomnia disorder (DSM-5 criteria, 18 female, age 18-49yrs) and 22 good-sleeper controls (19 female, age 18-47yrs) comp...
Conference Paper
Full-text available
Introduction Sleep disturbances are more common in women than in men, as are many chronic pain disorders characterized by inflammation and fatigue. This study investigated sex differences in fatigue and pain responses to sleep disruption and whether such responses recover with uninterrupted sleep. Methods 24 healthy young individuals (12 women; ag...
Article
Full-text available
Introduction Strategic napping, or napping on-shift, is recommended to reduce fatigue in medical residents. The actual prevalence of strategic napping in relation to residents’ workload, schedule, or demographics is largely unquantified. This study objectively measured sleep patterns and work schedules in surgical residents working a variety of ser...
Article
Full-text available
Background The impact of sleep disorders on active-duty soldiers’ medical readiness is not currently quantified. Patient data generated at military treatment facilities can be accessed to create research reports and thus can be used to estimate the prevalence of sleep disturbances and the role of sleep on overall health in service members. The curr...
Article
The ‘International Biomarkers Workshop on Wearables in Sleep and Circadian Science’ was held at the 2018 SLEEP Meeting of the Associated Professional Sleep Societies. The workshop brought together experts in consumer sleep technologies and medical devices, sleep and circadian physiology, clinical translational research, and clinical practice. The g...
Article
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Background: Fibromyalgia (FM) is a chronic widespread pain disorder characterized by negative affect, sleep disturbance, and fatigue. This uncontrolled pilot study investigated the efficacy of daily yoga-based exercise to improve FM symptoms and explored baseline phenotypic characteristics associated with the greatest benefit. Methods: FM patien...
Article
Introduction Stressful situations are common in the military, and understanding how stress impacts subjective ratings is important for mission success. Subjective sleepiness, fatigue, and negative mood have been linked to performance impairments. Performance has also been linked to unit-level subjective ratings of perceived state. However, little i...
Article
Introduction Infantry Soldiers are expected to participate in extended tactical missions that can be cognitively and physically demanding. Soldiers are expected to be self-sufficient without re-supply for up to 72 hours. During this time, opportunities for sleep are sporadic and limited, but have not been directly documented. It is therefore import...
Article
Introduction Military operations often necessitate extended group-level performance under stressful and high-fatigue situations with few opportunities to rest and recover. Performance impairment has previously been associated with sleep restriction, decreased alertness, and increased fatigue. Less well documented, however, is how these differences...
Article
Introduction Military operations require vigilance and performance under stressful conditions while functioning with little sleep. Performance impairments (i.e., marksmanship, vigilance, executive function) have been linked with reduced sleep duration and sleep quality, as well as perceived sleepiness and fatigue. This research assessed changes in...
Article
Introduction Getting the proper amount of sleep is not a prioritized during military operations. While the Army recognizes that 7-9hrs of sleep is optimal for soldiers to achieve peak performance on the battlefield, the Army considers 4hrs of sleep within a 24hr period to be the minimum requirement. The current study investigated sleep during a sim...
Article
Introduction The impact of sleep-related health issues on active-duty Army Soldiers is not currently quantified. Understanding the scope of sleep problems will help medical professionals determine where to concentrate efforts for treating and preventing sleep-related health issues. United States military healthcare is designed to provide high quali...
Article
Full-text available
Objective/Background It is widely established that insufficient sleep can lead to adverse health outcomes. Paradoxically, epidemiologic research suggests that individuals who report habitual nightly sleep greater than 9 h also are at risk for adverse health outcomes. Further, studies have shown that long sleepers have decreased activity levels, whi...
Article
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Despite known associations of insomnia disorder with alterations in cytokine and glucocorticoid (GC) production, neither the sensitivity of immune cells to a GC signal nor the reactivity of the hypothalamus-pituitary-adrenal (HPA) axis and inflammatory system to stress, or adaptation of these systems to repeated stress have been assessed in patient...
Conference Paper
Full-text available
Introduction Repeated exposure to insufficient sleep (due to sleep restriction or disruption) is a common occurrence related to complaints of fatigue. However, the cost of this behavioral pattern on subjective well-being and the time required to recuperate remain unknown. In order to investigate the effects of repeated cycles of short or disturbed...
Article
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Introduction Fatigue is a prevalent health and safety risk, leading to reduced productivity and increased accidents, that is frequently associated with poor sleep quantity and/or quality. While wrist actigraphy has been validated for the objective assessment of sleep and wake states, little is known about the ability of actigraphy-based sleep measu...
Article
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Introduction Insomnia disorder (ID) is highly co-morbid with chronic pain conditions. Dysregulation of the hypothalamus-pituitary adrenal (HPA) stress system suggests a contribution to both ID and chronic pain. We investigated HPA system integrity in individuals with ID, indicated by measures of resting cortisol levels and IL-6 expression in monocy...
Article
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Both night-time sleep and nap behaviour have been linked consistently to health outcomes. Although reasons for napping are usually tied to night-time sleep, the majority of studies assess their effects independently. The current study thus aimed to examine the health relevance of patterns of sleep behaviour that take into account both night-time an...
Article
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The cortisol awakening response (CAR) is a phenomenon describing the sharp increase in basal cortisol levels shortly after waking from sleep. While extensively studied, little is known about the role of sleep architecture contributing to CAR. Furthermore, the potential for CAR after a shorter bout of sleep – a nap – has not been directly investigat...
Article
Full-text available
A dramatic increase in the use and dependence of prescription opioids has occurred within the last 10 years. The consequences of long-term prescription opioid use and dependence on the brain are largely unknown, and any speculation is inferred from heroin and methadone studies. Thus, no data have directly demonstrated the effects of prescription op...
Article
Pain and somatosensory processing involves an interaction of multiple neuronal networks. One result of these complex interactions is the presence of differential responses across brain regions that may be incompletely modeled by a straightforward application of standard general linear model (GLM) approaches based solely on the applied stimulus. We...
Article
The human trigeminal system mediates facial pain and somatosensory processing. The anatomic location of neuronal substrates and axonal pathways of the trigeminal system have previously been characterized with conventional in vitro methods. The present investigation implemented diffusion tensor imaging (DTI) and probabilistic tractography to first s...

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