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Screening of Atrial Fibrillation Using Wrist Photoplethysmography from a Fitbit Tracker

Alexandros Pantelopoulos, Anthony Faranesh, Andreea Milescu, Paige Hosking, Subramaniam Venkatraman, Conor Heneghan

iproc 2017;3(1):e17

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Activity Tracker–Based Metrics as Digital Markers of Cardiometabolic Health in Working Adults: Cross-Sectional Study

The accuracy of Fitbit devices in collecting activity data has been tested in multiple studies [47-51].

Yuri Rykov, Thuan-Quoc Thach, Gerard Dunleavy, Adam Charles Roberts, George Christopoulos, Chee-Kiong Soh, Josip Car

JMIR Mhealth Uhealth 2020;8(1):e16409

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Accuracy of Wristband Fitbit Models in Assessing Sleep: Systematic Review and Meta-Analysis

Approximately 10 years ago, Fitbit (Fitbit, Inc) introduced its first wearable model [4] for use by health-conscious consumers. Early-generation Fitbit models only determined sleep parameters.

Shahab Haghayegh, Sepideh Khoshnevis, Michael H Smolensky, Kenneth R Diller, Richard J Castriotta

J Med Internet Res 2019;21(11):e16273

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Fitbit-Based Interventions for Healthy Lifestyle Outcomes: Systematic Review and Meta-Analysis

Studies that included multiple intervention groups (eg, group A: Fitbit alone; group B: Fitbit + text messages) were entered once in the meta-analysis to avoid double counting the control group.

Mickael Ringeval, Gerit Wagner, James Denford, Guy Paré, Spyros Kitsiou

J Med Internet Res 2020;22(10):e23954

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Establishing Linkages Between Distributed Survey Responses and Consumer Wearable Device Datasets: A Pilot Protocol

An eligible Mturker must also be at least 18 years of age, regularly wear a Fitbit, and be willing to give the research team access to their Fitbit data for the previous month and the upcoming month from the date of sign-up.Study Design and ProcedureThe sample

Julia E Brinton, Mike D Keating, Alexa M Ortiz, Kelly R Evenson, Robert D Furberg

JMIR Res Protoc 2017;6(4):e66

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Evaluating the Relationship Between Fitbit Sleep Data and Self-Reported Mood, Sleep, and Environmental Contextual Factors in Healthy Adults: Pilot Observational Cohort Study

SleepFigure 1 compares Fitbit sleep time and self-reported sleep time.

Darshan Thota

JMIR Form Res 2020;4(9):e18086

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Does a Pandemic Preempt Participatory Medicine?

To give an example of the central role being played by patient-generated health data, Fitbit Inc has developed a COVID-19 symptom tracking service called Ready for Work.

Michael Louis Millenson

J Participat Med 2020;12(4):e23860

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Consumer Perceptions of Wearable Technology Devices: Retrospective Review and Analysis

The fitbit really does track my sleep patterns. I found that I was awake numerous times (it even tell you exactly what times you are awake) and it shows when you are restless (it also shows those exact times).

Kimberly P L Chong, Julia Z Guo, Xiaomeng Deng, Benjamin K P Woo

JMIR Mhealth Uhealth 2020;8(4):e17544

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The Use of a Smartphone App and an Activity Tracker to Promote Physical Activity in the Management of Chronic Obstructive Pulmonary Disease: Randomized Controlled Feasibility Study

Fitbit activity trackers use low-energy Bluetooth to automatically transmit (or sync) data periodically whenever the device is in the proximity of a smartphone with an appropriately configured Fitbit app.

Claire L Bentley, Lauren Powell, Stephen Potter, Jack Parker, Gail A Mountain, Yvonne Kiera Bartlett, Jochen Farwer, Cath O'Connor, Jennifer Burns, Rachel L Cresswell, Heather D Dunn, Mark S Hawley

JMIR Mhealth Uhealth 2020;8(6):e16203

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Reliability and Validity of Commercially Available Wearable Devices for Measuring Steps, Energy Expenditure, and Heart Rate: Systematic Review

However, this review found that these devices tended to underestimate energy expenditure, which is consistent with a separate review of Fitbit accuracy [14] indicating that Fitbit wearables provide accurate measures only in limited circumstances.Commercial

Daniel Fuller, Emily Colwell, Jonathan Low, Kassia Orychock, Melissa Ann Tobin, Bo Simango, Richard Buote, Desiree Van Heerden, Hui Luan, Kimberley Cullen, Logan Slade, Nathan G A Taylor

JMIR Mhealth Uhealth 2020;8(9):e18694

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