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) |
|
Changes in sleep quality during pregnancy a
|
Changes
in sleep quality during pregnancy a
|
|
|
|
|
|
|
|
Always good |
Always good |
3888 (71.8) |
1 |
|
1 |
|
1 |
|
Always poor |
Always poor |
326 (6.0) |
1.09 (0.62,1.90) |
|
1.09
(0.62,1.92) |
|
1.05 (0.59,1.84) |
|
From good to poor |
From good to poor |
684 (12.6) |
1.15 (0.78,1.71) |
|
1.19 (0.80,1.77) |
|
1.20 (0.80,1.78) |
|
From poor to good |
From poor to good |
514 (9.5) |
1.24 (0.80,1.91) |
|
1.25 (0.81,1.94) |
|
1.27 (0.82,1.97) |
|
Changes in sleep duration during pregnancy b
|
Changes
in sleep duration during pregnancy b
|
|
|
|
|
|
|
|
Always good |
Always good |
1745 (32.2) |
1 |
|
1 |
|
1 |
|
Always poor |
Always poor |
1436 (26.5) |
0.97 (0.67,1.39) |
|
0.98
(0.47,1.43) |
|
1.98 (0.68,1.43) |
|
From good to poor |
From good to poor |
856 (15.8) |
1.13 (0.75,1.69) |
|
1.14 (0.76,1.72) |
|
1.14 (0.75,1.71) |
|
From poor to good |
From poor to good |
1375 (25.4) |
1.15 (0.81,1.63) |
|
1.15 (0.80,1.63) |
|
1.17 (0.82,1.67) |
|
Changes in napping during pregnancy c
|
Changes in
napping during pregnancy c
|
|
|
|
|
|
|
|
Always good |
Always good |
2867 (53.0) |
1 |
|
1 |
|
1 |
|
Always poor |
Always poor |
153 (2.8) |
0.64 (0.23,1.77) |
|
0.61
(0.22,1.67) |
|
0.59 (0.21,1.64) |
|
From good to poor |
From good to poor |
2237 (41.3) |
1.12 (0.85,1.47) |
|
1.14 (0.86,1.50) |
|
1.15 (0.87,1.53) |
|
From poor to good |
From poor to good |
155 (2.9) |
0.80 (0.32,1.98) |
|
0.76 (0.30,1.86) |
|
0.74 (0.30,1.87) |
|