Risk factor | Total | Number of participants | PE patients, n(%) | OR (95%CI) | P | P for interaction | ||
---|---|---|---|---|---|---|---|---|
LDA | Control | LDA | Control | |||||
Age (years) | 0.0023 | |||||||
≥ 35 | 114 | 42 | 72 | 3 (7.14%) | 10 (13.89%) | 0.48 (0.12–1.84) | 0.367 | |
< 35 | 152 | 64 | 55 | 9 (14.06%) | 24 (43.64%) | 0.32 (0.14–0.75) | 0.007 | |
BMI(kg/m2) | 0.0331 | |||||||
≥ 30 | 56 | 26 | 30 | 4 (15.38%) | 9 (30.00%) | 0.42 (0.11–1.59) | 0.196 | |
< 30 | 210 | 89 | 121 | 8 (8.99%) | 25 (20.66%) | 0.38 (0.16–0.89) | 0.022 | |
History of PE | 0.0002 | |||||||
Yes | 10 | 3 | 7 | 0 (0.00%) | 5 (71.43%) | – | 0.083 | |
No | 256 | 112 | 144 | 12 (10.71%) | 29 (20.14%) | 0.48 (0.23–0.98) | 0.041 | |
Family history of PE | 0.0013 | |||||||
Yes | 10 | 4 | 6 | 0 (0.00%) | 4 (66.67%) | – | 0.071 | |
No | 256 | 111 | 145 | 12 (10.81%) | 30 (20.69%) | 0.47 (0.23–0.96) | 0.034 | |
Pre-existing diabetes | 0.0654 | |||||||
Yes | 19 | 11 | 8 | 2 (18.18%) | 2 (25.00%) | 0.67 (0.07–6.11) | 0.719 | |
No | 247 | 104 | 143 | 10 (9.62%) | 32 (22.38%) | 0.37 (0.17–0.79) | 0.008 | |
Chronic hypertension | 0.0003 | |||||||
Yes | 10 | 7 | 3 | 4 (57.14%) | 1 (33.33%) | 2.67 (0.16–45.13) | 0.417 | |
No | 256 | 108 | 148 | 8 (7.41%) | 33 (22.30%) | 0.28 (0.12–0.63) | 0.001 | |
Nulliparous | 0.0716 | |||||||
Yes | 133 | 56 | 77 | 7 (12.50%) | 17 (22.08%) | 0.50 (0.19–1.31) | 0.156 | |
No | 133 | 59 | 74 | 5 (8.47%) | 17 (22.97%) | 0.31 (0.11–0.90) | 0.025 | |
Multiple pregnancy | 0.0626 | |||||||
Yes | 57 | 24 | 33 | 3 (12.50%) | 6 (18.18%) | 0.64 (0.14–2.88) | 0.720 | |
No | 209 | 91 | 118 | 9 (9.89%) | 28 (23.73%) | 0.35 (0.16–0.79) | 0.009 |