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

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

Underestimated TSTe (127 min) and SEe (22.9%); overestimated SOLe (25 min) and WASOe (102 min) Fitbit correlated with both actigraphy (r=.48)f and sleep log (r=.71)f for measuring TST Both Fitbit Flex (r=.68, MAPEk=8.80%) and Fitbit Charge HR (r=.58, MAPE

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

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