Table 4.
Regression coefficients with 95% confidence intervals (CI) for associations between day-to-day ratings of sleep quality and alertness, recovery and detachment, and working hours in expert work.
| Working Hours/Day | ||||
|---|---|---|---|---|
| Crude Model | Adjusted Model * | |||
| Regression Coefficient | 95% CI | Regression Coefficient | 95% CI | |
| Sleep quality at awakening (reference good) | ||||
| Moderate | 1.02 | 0.96, 1.08 | 1.09 | 1.01, 1.18 |
| Fair | 1.14 | 1.07, 1.22 | 1.09 | 0.98, 1.20 |
| Alertness at awakening (reference good) | ||||
| Moderate | 1.07 | 1.01, 1.12 | 1.08 | 1.01, 1.16 |
| Fair | 1.09 | 1.01, 1.17 | 1.04 | 0.93, 1.16 |
| During my leisure time, I forget about work (reference agree) | ||||
| Do not know | 1.05 | 0.97, 1.14 | 1.04 | 0.94, 1.16 |
| Disagree | 1.04 | 0.99, 1.09 | 1.03 | 0.97, 1.09 |
| During my leisure time, I don’t think about work at all (reference agree) | ||||
| Do not know | 1.09 | 1.00, 1.19 | 1.14 | 1.01, 1.29 |
| Disagree | 1.06 | 1.00, 1.11 | 1.07 | 1.00, 1.13 |
| During my leisure time, I distance myself from my work (reference agree) | ||||
| Do not know | 1.09 | 1.01, 1.17 | 1.04 | 0.92, 1.17 |
| Disagree | 1.06 | 1.01, 1.11 | 1.09 | 1.03, 1.16 |
| During my leisure time, I get a break from the demands of work (reference agree) | ||||
| Do not know | 1.12 | 1.04, 1.21 | 1.08 | 0.97, 1.21 |
| Disagree | 1.09 | 1.03, 1.15 | 1.07 | 1.00, 1.15 |
* Adjusted for midsleep time. Bold figures indicate statistically significant results.