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Comparison of Wearable Activity Tracker with Actigraphy for Sleep Evaluation and Circadian Rest-Activity Rhythm Measurement in Healthy Young Adults
Hyun-Ah Lee, Heon-Jeong Lee, Joung-Ho Moon, Taek Lee, Min-Gwan Kim, Hoh In, Chul-Hyun Cho, Leen Kim
Psychiatry Investig. 2017;14(2):179-185. Published online 2017 Mar 6 DOI: https://doi.org/10.4306/pi.2017.14.2.179
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Digital phenotyping in bipolar disorder: Using longitudinal Fitbit data and personalized machine learning to predict mood symptomatology
Jessica M. Lipschitz, Sidian Lin, Soroush Saghafian, Chelsea K. Pike, Katherine E. Burdick
Acta Psychiatrica Scandinavica.2025; 151(3): 434. CrossRef The effects of COVID-19 lockdown and reopening on rest-activity rhythms in Singaporean working adults: A longitudinal age group comparison study
Shuo Qin, Ju Lynn Ong, Janelle Chia, Alicia Low, Charmaine Lee, Daphne Koek, Karen Cheong, Michael Wei Liang Chee
Sleep Health.2025; 11(1): 98. CrossRef Utility of a Wearable Tracker to Assess Sleep Quality in Nurses and Their Spouses: A Prospective Cohort Study
Tomohiro Ishinuki, Erika Goda, Hiroomi Tatsumi, Goro Kutomi, Toshio Ohyanagi, Hirofumi Ohnishi, Yoshiki Masuda, Thomas T. Hui, Toru Mizuguchi
SAGE Open Nursing.2025;[Epub] CrossRef Exploring the Psychological and Physiological Insights Through Digital Phenotyping by Analyzing the Discrepancies Between Subjective Insomnia Severity and Activity-Based Objective Sleep Measures: Observational Cohort Study
Ji Won Yeom, Hyungju Kim, Seung Pil Pack, Heon-Jeong Lee, Taesu Cheong, Chul-Hyun Cho
JMIR Mental Health.2025; 12: e67478. CrossRef Psychophysiological stress response, emotion dysregulation and sleep parameters as predictors of psychopathology in adolescents and young adults
Caroline L.M. Herber, Christoph Breuninger, Brunna Tuschen-Caffier
Journal of Affective Disorders.2025; 375: 331. CrossRef Secure and privacy-preserving automated machine learning operations into end-to-end integrated IoT-edge-artificial intelligence-blockchain monitoring system for diabetes mellitus prediction
Alain Hennebelle, Leila Ismail, Huned Materwala, Juma Al Kaabi, Priya Ranjan, Rajiv Janardhanan
Computational and Structural Biotechnology Journal.2024; 23: 212. CrossRef Using New Technologies and Wearables for Characterizing Sleep in Population-based Studies
Stuti J. Jaiswal, Jeff B. Pawelek, Shiri Warshawsky, Giorgio Quer, Megan Trieu, Jay A. Pandit, Robert L. Owens
Current Sleep Medicine Reports.2024; 10(1): 82. CrossRef Attention to Innate Circadian Rhythm and the Impact of Its Disruption on Diabetes
Da Young Lee, Inha Jung, So Young Park, Ji Hee Yu, Ji A Seo, Kyeong Jin Kim, Nam Hoon Kim, Hye Jin Yoo, Sin Gon Kim, Kyung Mook Choi, Sei Hyun Baik, Nan Hee Kim
Diabetes & Metabolism Journal.2024; 48(1): 37. CrossRef Feasibility of wearable activity tracking devices to measure physical activity and sleep change among adolescents with chronic pain—a pilot nonrandomized treatment study
Ashley Junghans-Rutelonis, Leslie Sim, Cynthia Harbeck-Weber, Emily Dresher, Wendy Timm, Karen E. Weiss
Frontiers in Pain Research.2024;[Epub] CrossRef Causal dynamics of sleep, circadian rhythm, and mood symptoms in patients with major depression and bipolar disorder: insights from longitudinal wearable device data
Yun Min Song, Jaegwon Jeong, Aurelio A. de los Reyes, Dongju Lim, Chul-Hyun Cho, Ji Won Yeom, Taek Lee, Jung-Been Lee, Heon-Jeong Lee, Jae Kyoung Kim
eBioMedicine.2024; 103: 105094. CrossRef Circadian dysfunction and cardio-metabolic disorders in humans
Natalia Marhefkova, Martin Sládek, Alena Sumová, Michal Dubsky
Frontiers in Endocrinology.2024;[Epub] CrossRef Predicting long-term sleep deprivation using wearable sensors and health surveys
Rafael Trujillo, Enshi Zhang, John Michael Templeton, Christian Poellabauer
Computers in Biology and Medicine.2024; 179: 108749. CrossRef Assessing sleep in primary brain tumor patients using smart wearables and patient-reported data: Feasibility and interim analysis of an observational study
Maeve M Pascoe, Alex R Wollet, Julianie De La Cruz Minyety, Elizabeth Vera, Hope Miller, Orieta Celiku, Heather Leeper, Kelly Fernandez, Jennifer Reyes, Demarrius Young, Alvina Acquaye-Mallory, Kendra Adegbesan, Lisa Boris, Eric Burton, Claudia P Chambers
Neuro-Oncology Practice.2024; 11(5): 640. CrossRef Biometrically measured sleep in medical students as a predictor of psychological health and academic experiences in the preclinical years
Lindsay M. Oberleitner, Dwayne M. Baxa, Scott M. Pickett, Kara E. Sawarynski
Medical Education Online.2024;[Epub] CrossRef Performance of Fitbit Devices as Tools for Assessing Sleep Patterns and Associated Factors
Ji-Eun Park, Eun Kyoung Ahn, Kyuhyun Yoon, Jayeun Kim
Journal of Sleep Medicine.2024; 21(2): 59. CrossRef Sleep Patterns, Pain, and Emotional Functioning in Youth With Inflammatory Bowel Disease
Margo M. Szabo, Cecelia I. Nelson, Christa L. Lilly, Ellen M. Manegold Stoltman, Brian D. Riedel, Audra S. Rouster, Christina L. Duncan
Clinical Practice in Pediatric Psychology.2024; 12(1): 82. CrossRef Do objective data support the claim that problematic smartphone use has a clinically meaningful impact upon adolescent sleep duration?
Saoirse Mac Cárthaigh, John Perry, Claire Griffin
Behaviour & Information Technology.2023; 42(15): 2626. CrossRef The Effect of Night Float Rotation on Resident Sleep, Activity, and Well-Being
Alexandra Ruan, Alexandra Klein, Preya Jhita, Natalya Hasan-Hill, Steven L. Shafer, Pamela D. Flood
Anesthesia & Analgesia.2023; 136(4): 701. CrossRef Rest-Activity Rhythm Characteristics Associated With Depression Symptoms in Stroke Survivors
Sarah T. Stahl, Elizabeth Skidmore, Emily Kringle, Minmei Shih, Carolyn Baum, Joy Hammel, Robert Krafty, Naima Covassin, Jingen Li, Stephen F. Smagula
Archives of Physical Medicine and Rehabilitation.2023; 104(8): 1203. CrossRef Machine Learning–Based Prediction of Attention-Deficit/Hyperactivity Disorder and Sleep Problems With Wearable Data in Children
Won-Pyo Kim, Hyun-Jin Kim, Seung Pil Pack, Jae-Hyun Lim, Chul-Hyun Cho, Heon-Jeong Lee
JAMA Network Open.2023; 6(3): e233502. CrossRef CovidRhythm: A Deep Learning Model for Passive Prediction of Covid-19 Using Biobehavioral Rhythms Derived From Wearable Physiological Data
Atifa Sarwar, Emmanuel O. Agu, Abdulsalam Almadani
IEEE Open Journal of Engineering in Medicine and Biology.2023; 4: 21. CrossRef Development and validation of a sleep questionnaire, SNoRE 3.0, to evaluate sleep in companion dogs
A. Mondino, C. Ludwig, C. Menchaca, K. Russell, K. E. Simon, E. Griffith, A. Kis, B. D. X. Lascelles, M. E. Gruen, N. J. Olby
Scientific Reports.2023;[Epub] CrossRef Revolutionizing Sleep Health: The Promise and Challenges of Digital Phenotyping
Chul-Hyun Cho
Chronobiology in Medicine.2023; 5(3): 95. CrossRef Comparison of Polysomnography, Single-Channel Electroencephalogram, Fitbit, and Sleep Logs in Patients With Psychiatric Disorders: Cross-Sectional Study
Keita Kawai, Kunihiro Iwamoto, Seiko Miyata, Ippei Okada, Hiroshige Fujishiro, Akiko Noda, Kazuyuki Nakagome, Norio Ozaki, Masashi Ikeda
Journal of Medical Internet Research.2023; 25: e51336. CrossRef Initial proof of concept that a consumer wearable can be used for real-time rest-activity rhythm monitoring
Stephen F Smagula, Sarah T Stahl, Robert T Krafty, Daniel J Buysse
Sleep.2022;[Epub] CrossRef A Computational Framework for Modeling Biobehavioral Rhythms from Mobile and Wearable Data Streams
Runze Yan, Xinwen Liu, Janine Dutcher, Michael Tumminia, Daniella Villalba, Sheldon Cohen, David Creswell, Kasey Creswell, Jennifer Mankoff, Anind Dey, Afsaneh Doryab
ACM Transactions on Intelligent Systems and Technology.2022; 13(3): 1. CrossRef A model developed for predicting thermal comfort during sleep in response to appropriate air velocity in warm environments
Chenqiu Du, Xi Lin, Ke Yan, Hong Liu, Wei Yu, Yue Zhang, Baizhan Li
Building and Environment.2022; 223: 109478. CrossRef Association of 24-Hour Activity Pattern Phenotypes With Depression Symptoms and Cognitive Performance in Aging
Stephen F. Smagula, Gehui Zhang, Swathi Gujral, Naima Covassin, Jingen Li, Warren D. Taylor, Charles F. Reynolds, Robert T. Krafty
JAMA Psychiatry.2022; 79(10): 1023. CrossRef Greater variability in daily sleep efficiency predicts depression and anxiety in young adults: Estimation of depression severity using the two-week sleep quality records of wearable devices
Jae-A Lim, Je-Yeon Yun, Soo-Hee Choi, Susan Park, Hye Won Suk, Joon Hwan Jang
Frontiers in Psychiatry.2022;[Epub] CrossRef Biological Rhythms in People from North Macedonia with Bipolar Disorder: Application of the Macedonian Biological Rhythms Interview of Assessment in Neuropsychiatry (BRIAN)
Goce Kalcev, Ivan Barbov, Pavlina Ilieska Kotevska, Antonio Preti, Mauro G. Carta
The Open Psychology Journal.2022;[Epub] CrossRef External Auditory Stimulation as a Non-Pharmacological Sleep Aid
Heenam Yoon, Hyun Jae Baek
Sensors.2022; 22(3): 1264. CrossRef Impact of a Pharmacist-Led Intensive Care Unit Sleep Improvement Protocol on Sleep Duration and Quality
Jessica L. Andrews, Patricia R. Louzon, Xavier Torres, Eric Pyles, Mahmood H. Ali, Yuan Du, John W. Devlin
Annals of Pharmacotherapy.2021; 55(7): 863. CrossRef Intra- and Inter-Model Variability of Light Detection Using a Commercially Available Light Sensor
Manbir Nagra, Marisa Rodriguez-Carmona, Shelley Blane, Byki Huntjens
Journal of Medical Systems.2021;[Epub] CrossRef The Effect of White Noise on Sleep in Hospitalized Patients: A Randomized Controlled Trial
Min-Eun Cho, Sun-Kyung Hwang
Korean Journal of Adult Nursing.2021; 33(1): 44. CrossRef Applying Circadian Rhythm Concepts in Digital Healthcare
Chul-Hyun Cho, Heon-Jeong Lee
Chronobiology in Medicine.2021; 3(1): 1. CrossRef Relationship between Sport-Related Concussion and Sleep Based on Self-Report and Commercial Actigraph Measurement
Ciaran M. Considine, Daniel L. Huber, Anna Niemuth, Danny Thomas, Michael A. McCrea, Lindsay D. Nelson
Neurotrauma Reports.2021; 2(1): 214. CrossRef Feasibility of a wearable biosensor device to characterize exercise and sleep in neurology residents
Kellyann Niotis, Nabeel Saif, Marialaura Simonetto, Xian Wu, Peter Yan, Jessica P. Lakis, Ingrid Estrada Ariza, Adam P. Buckholz, Nivita Sharma, Matthew E. Fink, Richard S. Isaacson
Expert Review of Medical Devices.2021; 18(11): 1123. CrossRef Sensor-Driven Achieving of Smart Living: A Review
Pitshaporn Leelaarporn, Patcharapol Wachiraphan, Thitikorn Kaewlee, Tinnakit Udsa, Rattanaphon Chaisaen, Tanut Choksatchawathi, Rawipreeya Laosirirat, Payongkit Lakhan, Phantharach Natnithikarat, Kamonwan Thanontip, Wei Chen, Subhas Chandra Mukhopadhyay,
IEEE Sensors Journal.2021; 21(9): 10369. CrossRef School Start Times, Delinquency, and Substance Use: A Criminological Perspective
Daniel C. Semenza, Ryan C. Meldrum, Dylan B. Jackson, Michael G. Vaughn, Alex R. Piquero
Crime & Delinquency.2020; 66(2): 163. CrossRef Field-based Measurement of Sleep: Agreement between Six Commercial Activity Monitors and a Validated Accelerometer
Andrew G. Kubala, Bethany Barone Gibbs, Daniel J. Buysse, Sanjay R. Patel, Martica H. Hall, Christopher E. Kline
Behavioral Sleep Medicine.2020; 18(5): 637. CrossRef An update on sleep in bipolar disorders: presentation, comorbidities, temporal relationships and treatment
Emma Morton, Greg Murray
Current Opinion in Psychology.2020; 34: 1. CrossRef Diagnostic and treatment algorithm for chronic nodular prurigo
Hartmut F. Ständer, Sarina Elmariah, Claudia Zeidler, Mary Spellman, Sonja Ständer
Journal of the American Academy of Dermatology.2020; 82(2): 460. CrossRef Wearable devices for remote vital signs monitoring in the outpatient setting: an overview of the field
Stephanie Soon, Hafdis Svavarsdottir, Candice Downey, David George Jayne
BMJ Innovations.2020; 6(2): 55. CrossRef Characterisation of ICU sleep by a commercially available activity tracker and its agreement with patient-perceived sleep quality
Patricia R Louzon, Jessica L Andrews, Xavier Torres, Eric C Pyles, Mahmood H Ali, Yuan Du, John W Devlin
BMJ Open Respiratory Research.2020; 7(1): e000572. CrossRef Optimizing Behavioral Sleep Strategies
Jason C. Ong, Charlene Gamaldo
CONTINUUM: Lifelong Learning in Neurology.2020; 26(4): 1075. CrossRef Effectiveness of a Smartphone App With a Wearable Activity Tracker in Preventing the Recurrence of Mood Disorders: Prospective Case-Control Study
Chul-Hyun Cho, Taek Lee, Jung-Been Lee, Ju Yeon Seo, Hee-Jung Jee, Serhim Son, Hyonggin An, Leen Kim, Heon-Jeong Lee
JMIR Mental Health.2020; 7(8): e21283. CrossRef Feasibility of Using a Wearable Biosensor Device in Patients at Risk for Alzheimer's Disease Dementia
N. Saif, P. Yan, K. Niotis, O. Scheyer, A. Rahman, M. Berkowitz, R. Krikorian, H. Hristov, G. Sadek, S. Bellara, Richard S. Isaacson
The Journal of Prevention of Alzheimer's Disease.2020; 7(2): 104. CrossRef Can consumer grade activity devices replace research grade actiwatches in youth mental health settings?
Jan Scott, Ashlee Grierson, Lillian Gehue, Havard Kallestad, Iain MacMillan, Ian Hickie
Sleep and Biological Rhythms.2019; 17(2): 223. CrossRef Effect of gender difference on sleeping comfort and building energy utilization: Field study on test chamber with thermoelectric air-cooling system
Kashif Irshad, Salem Algarni, Basharat Jamil, Mohammad Tauheed Ahmad, Mohammad Arsalan Khan
Building and Environment.2019; 152: 214. CrossRef Mood Prediction of Patients With Mood Disorders by Machine Learning Using Passive Digital Phenotypes Based on the Circadian Rhythm: Prospective Observational Cohort Study
Chul-Hyun Cho, Taek Lee, Min-Gwan Kim, Hoh Peter In, Leen Kim, Heon-Jeong Lee
Journal of Medical Internet Research.2019; 21(4): e11029. CrossRef Modeling Biobehavioral Rhythms with Passive Sensing in the Wild
Afsaneh Doryab, Anind K. Dey, Grace Kao, Carissa Low
Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies.2019; 3(1): 1. CrossRef Sleep monitoring with the Apple Watch: comparison to a clinically validated actigraph
Sirinthip Roomkham, Michael Hittle, Joseph Cheung, David Lovell, Emmanuel Mignot, Dimitri Perrin
F1000Research.2019; 8: 754. CrossRef Consumer Wearable Deployments in Actigraphy Research: Evaluation of an Observational Study
Ciara Duignan, Patrick Slevin, Niladri Sett, Brian Caulfield
JMIR mHealth and uHealth.2019; 7(6): e12190. CrossRef Experimental Assessment of Sleep-Related Parameters by Passive Infrared Sensors: Measurement Setup, Feature Extraction, and Uncertainty Analysis
Sara Casaccia, Eleonora Braccili, Lorenzo Scalise, Gian Marco Revel
Sensors.2019; 19(17): 3773. CrossRef Using Data Science to Predict Readmissions in Heart Failure
Donald U. Apakama, Benjamin H. Slovis
Current Emergency and Hospital Medicine Reports.2019; 7(4): 175. CrossRef Health Wearables, Gamification, and Healthful Activity
Muhammad Zia Hydari, Idris Adjerid, Aaron Striegel
SSRN Electronic Journal .2019;[Epub] CrossRef A validation study of a consumer wearable sleep tracker compared to a portable EEG system in naturalistic conditions
Thomas Svensson, Ung-il Chung, Shinichi Tokuno, Mitsuteru Nakamura, Akiko Kishi Svensson
Journal of Psychosomatic Research.2019; 126: 109822. CrossRef Microclimate Thermal Management Using Thermoelectric Air-Cooling Duct System Operated at Five Incremental Powers and its Effect on Sleep Adaptation of the Occupants
Kashif Irshad, Salem Algarni, Mohammad Tauheed Ahmad, Sayed Ameenuddin Irfan, Khairul Habib, Mostafa A.H. Abdelmohimen, Md. Hasan Zahir, Gulam Mohammed Sayeed Ahmed
Energies.2019; 12(19): 3695. CrossRef Digital phenotyping by consumer wearables identifies sleep-associated markers of cardiovascular disease risk and biological aging
Jing Xian Teo, Sonia Davila, Chengxi Yang, An An Hii, Chee Jian Pua, Jonathan Yap, Swee Yaw Tan, Anders Sahlén, Calvin Woon-Loong Chin, Bin Tean Teh, Steven G. Rozen, Stuart Alexander Cook, Khung Keong Yeo, Patrick Tan, Weng Khong Lim
Communications Biology.2019;[Epub] CrossRef Accuracy of Wristband Fitbit Models in Assessing Sleep: Systematic Review and Meta-Analysis
Shahab Haghayegh, Sepideh Khoshnevis, Michael H Smolensky, Kenneth R Diller, Richard J Castriotta
Journal of Medical Internet Research.2019; 21(11): e16273. CrossRef How to Develop Psychiatry Investigation into a World Class Journal
Heon-Jeong Lee
Psychiatry Investigation.2019; 16(12): 875. CrossRef Pulmonary exposure to metal fume particulate matter cause sleep disturbances in shipyard welders
Hsiao-Chi Chuang, Ting-Yao Su, Kai-Jen Chuang, Ta-Chih Hsiao, Hong-Ling Lin, Yuan-Ting Hsu, Chih-Hong Pan, Kang-Yun Lee, Shu-Chuan Ho, Ching-Huang Lai
Environmental Pollution.2018; 232: 523. CrossRef Feeling validated yet? A scoping review of the use of consumer-targeted wearable and mobile technology to measure and improve sleep
Kelly Glazer Baron, Jennifer Duffecy, Mark A. Berendsen, Ivy Cheung Mason, Emily G. Lattie, Natalie C. Manalo
Sleep Medicine Reviews.2018; 40: 151. CrossRef How reliable are commercially available trackers in detecting daytime sleep
Philip Lambrechtse, Victoria C. Ziesenitz, Adam Cohen, Johannes N. van den Anker, Ernst Jan Bos
British Journal of Clinical Pharmacology.2018; 84(3): 605. CrossRef Using Fitness Trackers and Smartwatches to Measure Physical Activity in Research: Analysis of Consumer Wrist-Worn Wearables
André Henriksen, Martin Haugen Mikalsen, Ashenafi Zebene Woldaregay, Miroslav Muzny, Gunnar Hartvigsen, Laila Arnesdatter Hopstock, Sameline Grimsgaard
Journal of Medical Internet Research.2018; 20(3): e110. CrossRef Accuracy of Fitbit Devices: Systematic Review and Narrative Syntheses of Quantitative Data
Lynne M Feehan, Jasmina Geldman, Eric C Sayre, Chance Park, Allison M Ezzat, Ju Young Yoo, Clayon B Hamilton, Linda C Li
JMIR mHealth and uHealth.2018; 6(8): e10527. CrossRef Validation of minute-to-minute scoring for sleep and wake periods in a consumer wearable device compared to an actigraphy device
Joseph Cheung, Jamie M. Zeitzer, Haoyang Lu, Emmanuel Mignot
Sleep Science and Practice.2018;[Epub] CrossRef Impact of Volume and Type of Overnight Pages on Resident Sleep During Home Call
Adam E. Ludvigson, Stephen T. Ryan, Christina R. Gentile, Gregory J. Mills, Graham T. VerLee, Moritz H. Hansen
Journal of Graduate Medical Education.2018; 10(5): 591. CrossRef Validation of the Korean Version of the Biological Rhythms Interview of Assessment in Neuropsychiatry
Chul-Hyun Cho, Seo-Yeon Jung, Flávio Kapczinski, Adriane R Rosa, Heon-Jeong Lee
Psychiatry Investigation.2018; 15(12): 1115. CrossRef An International Study on the Determinants of Poor Sleep Amongst 15,000 Users of Connected Devices
Guy Fagherazzi, Douae El Fatouhi, Alice Bellicha, Amin El Gareh, Aurélie Affret, Courtney Dow, Lidia Delrieu, Matthieu Vegreville, Alexis Normand, Jean-Michel Oppert, Gianluca Severi
Journal of Medical Internet Research.2017; 19(10): e363. CrossRef
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