Table 1.
Mean and standard deviation nocturnal activity (L5), daily activity M10, sleep onset (SON) and offset (SOFF), total sleep time (TST), Epworth sleepiness scale questionnaire (ESS) and mid sleep phase (MSP) on workdays and free days.
| Variable | Workdays | Free Days | t | P |
|---|---|---|---|---|
| L5 | 125.5 (55.7) | 133.3 (71.3) | −0.515 | 0.611 |
| M10 | 5511.7 (1906.1) | 5230.9 (1457.8) | 1.088 | 0.287 |
| SON (hh:mm) | 23:46 (01:16) | 00:50 (01:37) | −2.807 | 0.010 |
| SOFF (hh:mm) | 07:38 (01:16) | 09:18 (01:43) | −5.574 | <0.001 |
| TST (hours) | 7.69 (1.00) | 8.48 (1.03) | −3.306 | 0.003 |
| ESS (score) | 8.60 (3.96) | 9.00 (3.81) | −1.418 | 0.167 |
| MSP (hh:mm) | 03:42 (01:11) | 05:04 (01:35) | 4.382 | <0.001 |
T-values and p-values from the paired t-test are also shown.