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Correlations of measures (r) from each device with PSG. Bold indicates significance (p < 0.05) and # indicates marginal significance (p < 0.1).
| TST | SE | Light | Deep | |||||
|---|---|---|---|---|---|---|---|---|
| Unadj. | Adj. | Unadj. | Adj. | Unadj. | Adj. | Unadj. | Adj. | |
| Actiwatch | 0.87 | 0.94 | 0.30 # | 0.35 | - | - | - | - |
| Basis | 0.84 | 0.84 | 0.26 | 0.28 | 0.30 # | 0.30 # | 0.27 | 0.28 # |
| Fitbit | 0.97 | 0.97 | 0.21 | 0.21 | - | - | - | - |
| Misfit | 0.76 | 0.87 | −0.20 | −0.07 | 0.31 # | 0.40 | 0.20 | 0.19 |
| Withings | 0.84 | 0.94 | 0.17 | 0.21 | 0.34 | 0.39 | 0.36 | 0.36 |
