Performance evaluation of Fitbit Charge 3 and actigraphy vs. polysomnography: Sensitivity, specificity, and reliability across participants and nights
Goal and aims Compare the accuracy and reliability of sleep/wake classification between
the Fitbit Charge 3 and the Micro Motionlogger actigraph when applying either the Cole …
the Fitbit Charge 3 and the Micro Motionlogger actigraph when applying either the Cole …
Performance of Fitbit Charge 3 against polysomnography in measuring sleep in adolescent boys and girls
We evaluated the performance of Fitbit Charge 3™(FC3), a multi-sensor commercial sleep-
tracker, for measuring sleep in adolescents against gold-standard laboratory …
tracker, for measuring sleep in adolescents against gold-standard laboratory …
A validation study of Fitbit Charge 2™ compared with polysomnography in adults
We evaluated the performance of a consumer multi-sensory wristband (Fitbit Charge 2™),
against polysomnography (PSG) in measuring sleep/wake state and sleep stage …
against polysomnography (PSG) in measuring sleep/wake state and sleep stage …
Performance assessment of new-generation Fitbit technology in deriving sleep parameters and stages
S Haghayegh, S Khoshnevis… - Chronobiology …, 2020 - Taylor & Francis
We compared performance in deriving sleep variables by both Fitbit Charge 2™, which
couples body movement (accelerometry) and heart rate variability (HRV) in combination with …
couples body movement (accelerometry) and heart rate variability (HRV) in combination with …
Movement toward a novel activity monitoring device
HE Montgomery-Downs, SP Insana, JA Bond - Sleep and Breathing, 2012 - Springer
Purpose Although polysomnography is necessary for diagnosis of most sleep disorders, it is
also expensive, time-consuming, intrusive, and interferes with sleep. Field-based activity …
also expensive, time-consuming, intrusive, and interferes with sleep. Field-based activity …
Evaluation of a device-agnostic approach to predict sleep from raw accelerometry data collected by Apple Watch Series 7, Garmin Vivoactive 4, and ActiGraph GT9X …
Goal and aims Evaluate the performance of a sleep scoring algorithm applied to raw
accelerometry data collected from research-grade and consumer wearable actigraphy …
accelerometry data collected from research-grade and consumer wearable actigraphy …
Field-based measurement of sleep: agreement between six commercial activity monitors and a validated accelerometer
Objective To examine agreement between multiple commercial activity monitors (CAMs) and
a validated actigraph to measure sleep. Methods Thirty adults without sleep disorders wore …
a validated actigraph to measure sleep. Methods Thirty adults without sleep disorders wore …
[HTML][HTML] Validation of Fitbit charge 2 sleep and heart rate estimates against polysomnographic measures in shift workers: naturalistic study
B Stucky, I Clark, Y Azza, W Karlen… - Journal of medical …, 2021 - jmir.org
Background Multisensor fitness trackers offer the ability to longitudinally estimate sleep
quality in a home environment with the potential to outperform traditional actigraphy. To …
quality in a home environment with the potential to outperform traditional actigraphy. To …
Application of deep learning to improve sleep scoring of wrist actigraphy
S Haghayegh, S Khoshnevis, MH Smolensky, KR Diller - Sleep Medicine, 2020 - Elsevier
Background Estimation of sleep parameters by wrist actigraphy is highly dependent on
performance of the interpretative algorithm (IA) that converts movement data into sleep/wake …
performance of the interpretative algorithm (IA) that converts movement data into sleep/wake …
Comparing GENEActiv against Actiwatch-2 over seven nights using a common sleep scoring algorithm and device-specific wake thresholds
CA Jenkins, LCF Tiley, I Lay, JA Hartmann… - Behavioral Sleep …, 2022 - Taylor & Francis
Demonstrating inter-device reliability is essential to use devices interchangeably, and
accurately integrate, interpret, or compare data from different actigraphs. Despite this, there …
accurately integrate, interpret, or compare data from different actigraphs. Despite this, there …