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Statistics of sleep quality indices of PSG and WSA.
| TST (min), Mean (SD) | SE (%), Mean (SD) | WASO (min), Mean (SD) | |
|---|---|---|---|
| PSG | 366.6 (61.2)* | 82.5 (11.6) | 62.7 (48.0)*** |
| WSA | 392.3 (67.2)* | 82.6 (11.6) | 45.2 (37.3)*** |
| PG | TIB = 447.4 (62.4) | — | — |
*P < .05, ***P < .001 (comparison PSG vs WSA). PG = polygraphy, PSG = polysomnography, SD = standard deviation, SE = sleep efficiency, TIB = time in bed, TST = total sleep time, WASO = wake time after sleep onset, WSA = Withings Sleep Analyzer.
