|
Total, n = 21,577
|
Pre-pregnancy BMI < 24 kg/m2, n = 17,794
|
Pre-pregnancy BMI ≥ 24 kg/m2, n = 3783
|
---|
|
No. (%)
|
Crude OR
|
Adjusted OR
|
χ2
|
P-trend
|
No. (%)
|
Crude OR
|
Adjusted OR
|
χ2
|
P-trend
|
No. (%)
|
Crude OR
|
Adjusted OR
|
χ2
|
P-trend
|
---|
GDM
|
Hemoglobin level (g/L)
|
< 110
|
92 (15.8)
|
0.884 (0.703,1.111)
|
0.913 (0.721, 1.155)
|
102.066
|
< 0.001
|
72 (13.6)
|
0.763 (0.591, 0.986)
|
0.880 (0.678, 1.144)
|
54.94
|
< 0.001
|
20 (35.7)
|
1.246 (0.712, 2.180)
|
1.178 (0.668, 2.078)
|
6.52
|
0.01
|
110–129
|
1641 (17.5)
|
1
|
1
| | |
1261 (15.4)
|
1
| | | |
380 (30.8)
|
1
|
1
| | |
130–149
|
2493 (22.1)
|
1.343 (1.253, 1.440)
|
1.272 (1.182, 1.369)
| | |
1699 (19.1)
|
1.296 (1.196, 1.404)
|
1.274 (1.171, 1.386)
| | |
794 (33.2)
|
1.114(0.961, 1.292)
|
1.162(0.998, 1.354)
| | |
≥150
|
111 (33.8)
|
2.418 (1.912, 3.058)
|
2.063 (1.609, 2.645)
| | |
59 (26.2)
|
1.946 (1.437, 2.635)
|
1.844(1.344, 2.529)
| | |
52 (50.5)
|
2.286(1.525, 3.427)
|
2.333(1.537, 3.541)
| | |
Per-unit increment
| |
1.019 (1.016, 1.023)
|
1.015 (1.011, 1.018)
| | | |
1.016 (1.012, 1.020)
|
1.015(1.011, 1.020)
| | | |
1.011(1.004, 1.018)
|
1.013(1.006, 1.021)
| | |
PE
|
< 110
|
8 (1.4)
|
1.304 (0.632, 2.694)
|
1.422 (0.686, 2.945)
|
17.626
|
0.001
|
7 (1.3)
|
1.489 (0.682, 3.251)
|
1.618(0.738, 3.543)
|
1.22
|
0.27
|
1 (1.8)
|
0.843(0.112, 6.329)
|
0.843(0.112, 6.345)
|
4.981
|
0.095
|
110–129
|
99 (1.1)
|
1
|
1
| | |
73 (0.9)
|
1
|
1
| | |
26 (2.1)
|
1
|
1
| | |
130–149
|
166 (1.5)
|
1.405 (1.094, 1.804)
|
1.303 (1.006, 1.689)
| | |
94 (1.1)
|
1.186 (0.873, 1.613)
|
1.148(0.833, 1.580)
| | |
72 (3.0)
|
1.440(0.914, 2.266)
|
1.455(0.918, 2.306)
| | |
≥ 150
|
11 (3.4)
|
3.259 (1.731, 6.137)
|
2.375 (1.203, 4.688)
| | |
5 (2.2)
|
2.519 (1.008, 6.296)
|
2.535(1.006, 6.390)
| | |
6 (5.8)
|
2.869(1.153, 7.138)
|
2.195(0.814, 5.919)
| | |
Per-unit increment
| |
1.026 (1.013, 1.038)
|
1.020 (1.007, 1.033)
| | | |
1.015 (0.999, 1.030)
|
1.013(0.997, 1.030)
| | | |
1.027(1.006, 1.049)
|
1.025(1.003, 1.047)
| | |
Preterm birth
|
< 110
|
41 (7.0)
|
1.415 (1.017, 1.969)
|
1.408 (1.008, 1.967)
|
15.572
|
0.001
|
37 (7.0)
|
1.436 (1.014, 2.036)
|
1.419(0.998, 2.019)
|
19.31
|
< 0.001
|
4 (7.1)
|
1.239(0.436, 3.522)
|
1.198(0.413, 3.479)
|
0.10
|
0.75
|
110–129
|
479 (5.1)
|
1
|
1
| | |
407 (5.0)
|
1
|
1
| | |
72 (5.8)
|
1
|
1
| | |
130–149
|
499 (4.4)
|
0.863 (0.759, 0.981)
|
0.795 (0.695, 0.910)
| | |
359 (4.0)
|
0.803 (0.695, 0.929)
|
0.768(0.660, 0.894)
| | |
140 (5.9)
|
1.002(0.747, 1.342)
|
0.949(0.699, 1.289)
| | |
≥ 150
|
8 (2.4)
|
0.465 (0.229, 0.944)
|
0.375 (0.183, 0.768)
| | |
3 (1.3)
|
0.258 (0.082, 0.808)
|
0.233(0.074, 0.735)
| | |
5 (4.9)
|
0.822(0.324, 2.083)
|
0.612(0.234, 1.598)
| | |
Per-unit increment
| |
0.990 (0.984, 0.996)
|
0.987 (0.980, 0.993)
| | | |
0.984 (0.977, 0.991)
|
0.982(0.975, 0.989)
| | | |
1.005(0.991, 1.020)
|
1.000(0.986, 1.015)
| | |
- Abbreviations: BMI body mass index, GDM gestational diabetes mellitus, PE pre-eclampsia, OR odds ratio