Sleep variable
|
|
Total
|
|
|
|
PTB
|
PTB
|
|
|
|
|
|
|
Model 1 |
Model 1 |
|
Model 2 |
Model 2 |
|
Model 3 |
Model 3 |
|
|
|
OR (95% CI) |
|
|
OR (95%
CI) |
|
|
OR (95% CI) |
|
<15 weeks |
<15 weeks |
|
|
|
|
|
|
|
|
|
Sleep qualitya
|
Sleep qualitya
|
|
|
|
|
|
|
|
|
|
PSQI≤5 |
PSQI≤5 |
4572 (84.5) |
1 |
|
|
1 |
|
|
1 |
|
PSQI>5 |
PSQI>5 |
840 (15.5) |
1.56
(0.81,1.64) |
|
|
1.16 (0.81,1.66) |
|
|
1.15 (0.80,1.64) |
|
Sleep duration (h)b
|
Sleep duration
(h)b
|
|
|
|
|
|
|
|
|
|
≤7 |
≤7 |
4572 (84.5) |
1.15 (0.57,2.30) |
|
|
1.10 (0.55,2.23) |
|
|
1.09 (0.54,2.20) |
|
8-9 |
8-9 |
840 (15.5) |
1 |
|
|
1 |
|
|
1 |
|
10 |
10 |
4572 (84.5) |
1.02 (0.75,1.39) |
|
|
1.03 (0.75,1.41) |
|
|
1.03 (0.75,1.41) |
|
≥11 |
≥11 |
840 (15.5) |
0.97 (0.68,1.41) |
|
|
0.99 (0.68,1.45) |
|
|
1.01 (0.69,1.57) |
|
Napping (h)c
|
Napping (h)c
|
|
|
|
|
|
|
|
|
|
0 |
0 |
4572 (84.5) |
0.56 (0.18,1.78) |
|
|
0.53 (0.17,1.70) |
|
|
0.55
(0.17,1.75) |
|
1-30 |
1-30 |
840 (15.5) |
1 |
|
|
1 |
|
|
1 |
|
31-60 |
31-60 |
4572 (84.5) |
1.11 (0.60,2.06) |
|
|
1.12 (0.60,2.10) |
|
|
1.09 (0.58,2.05) |
|
61-90 |
61-90 |
840 (15.5) |
0.93 (0.29,2.96) |
|
|
0.88 (0.27,2.82) |
|
|
0.60 (0.19,1.91) |
|
90 |
90 |
4572 (84.5) |
0.67 (0.21,2.12) |
|
|
0.60 (0.19,1.91) |
|
|
0.59 (0.18,1.90) |
|
24-28 weeks |
24-28 weeks |
|
|
|
|
|
|
|
|
|
Sleep qualitya
|
Sleep qualitya
|
|
|
|
|
|
|
|
|
|
PSQI≤5 |
PSQI≤5 |
4572 (84.5) |
1 |
|
|
1 |
|
|
1 |
|
PSQI>5 |
PSQI>5 |
840 (15.5) |
1.10
(0.79,1.54) |
|
|
1.12 (0.80,1.57) |
|
|
1.11 (0.79,1.56) |
|
Sleep duration (h)b
|
Sleep duration
(h)b
|
|
|
|
|
|
|
|
|
|
≤7 |
≤7 |
4572 (84.5) |
1.78 (1.13,2.79) |
|
|
1.79 (1.11,2.87) |
|
|
1.80
(1.12,2.89) |
|
8-9 |
8-9 |
840 (15.5) |
1 |
|
|
1 |
|
|
1 |
|
10 |
10 |
4572 (84.5) |
0.98 (0.71,1.35) |
|
|
0.98 (0.70,1.36) |
|
|
0.96 (0.69,1.33) |
|
≥11 |
≥11 |
840 (15.5) |
0.53 (0.30,0.92) |
|
|
0.52 (0.30,0.92) |
|
|
0.53 (0.30,0.93) |
|
Napping (h)c
|
Napping (h)c
|
|
|
|
|
|
|
|
|
|
0 |
0 |
4572 (84.5) |
1.05 (0.72,1.54) |
|
|
1.07 (0.73,1.57) |
|
|
1.09
(0.74,1.60) |
|
1-30 |
1-30 |
840 (15.5) |
1 |
|
|
1 |
|
|
1 |
|
31-60 |
31-60 |
4572 (84.5) |
0.87 (0.60,1.26) |
|
|
0.89 (0.61,1.29) |
|
|
0.89 (0.62,1.30) |
|
61-90 |
61-90 |
840 (15.5) |
1.25 (0.78,1.98) |
|
|
1.28 (0.80,2.05) |
|
|
1.29 (0.80,2.07) |
|
90 |
90 |
4572 (84.5) |
0.77 (0.46,1.28) |
|
|
0.79 (0.47,1.34) |
|
|
0.81 (0.48,1.36) |
|