Table 2.
The association between sleep habits and risk of PPC-MM during follow-up (n = 7586).
| Events/n | Model 1a | Model 2b | Model 3c | |
|---|---|---|---|---|
| HR (95% CI) | HR (95% CI) | HR (95% CI) | ||
| Night-time sleep duration(h/night) | ||||
| <5 | 457/815 | 1.69(1.52,1.88)*** | 1.63(1.46,1.81)*** | 1.52(1.37,1.70)*** |
| 5−7 | 1124/2637 | 1.11(1.03,1.20)* | 1.11(1.02,1.20)* | 1.12(1.04,1.22)** |
| 7−9 | 1385/3508 | Ref | Ref | Ref |
| ≥ 9 | 273/626 | 1.14(1.01,1.30)* | 1.13(0.99,1.29) | 1.06(0.93,1.20) |
| Nap duration(min/d) | ||||
| 0 | 1494/3377 | 1.03(0.94,1.14) | 1.01(0.92,1.11) | 0.94(0.86,1.04) |
| 0−30 | 563/1319 | Ref | Ref | Ref |
| 30−60 | 709/1762 | 0.93(0.83,1.04) | 0.96(0.86,1.08) | 0.92(0.83,1.04) |
| 60−90 | 107/271 | 0.89(0.73,1.10) | 0.94(0.77,1.16) | 0.90(0.74,1.11) |
| >90 | 366/857 | 0.98(0.86,1.12) | 1.03(0.90,1.17) | 0.97(0.85,1.11) |
| Sleep quality (restless days/week) | ||||
| <1 | 1730/4560 | Ref | Ref | Ref |
| 1−2 | 625/1293 | 1.39(1.27,1.52)*** | 1.33(1.22,1.46)*** | 1.35(1.23,1.48)*** |
| 3−4 | 408/815 | 1.46(1.32,1.63)*** | 1.37(1.23,1.53)*** | 1.37(1.23,1.53)*** |
| 5−7 | 476/918 | 1.53(1.39,1.70)*** | 1.47(1.33,1.63)*** | 1.47(1.32,1.62)*** |
HR, hazard ratio; CI, confidence interval.
a
Unadjusted model.
b
Adjusted for age, sex.
c
Adjusted for age, sex, marital status, educational level, residence, smoking status, drinking status, and BMI.
*
FDR p < 0.05.
**
FDR p < 0.01.
***
FDR p < 0.001.