Published on in Vol 7, No 6 (2019): June
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/13384, first published
.
![Accuracy of Fitbit Wristbands in Measuring Sleep Stage Transitions and the Effect of User-Specific Factors Accuracy of Fitbit Wristbands in Measuring Sleep Stage Transitions and the Effect of User-Specific Factors](https://asset.jmir.pub/assets/728fb91d3b811e6ee313cb223c930440.png 480w,https://asset.jmir.pub/assets/728fb91d3b811e6ee313cb223c930440.png 960w,https://asset.jmir.pub/assets/728fb91d3b811e6ee313cb223c930440.png 1920w,https://asset.jmir.pub/assets/728fb91d3b811e6ee313cb223c930440.png 2500w)
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