Model | Factors | β | OR | OR 95% C.I. | P-value |
---|---|---|---|---|---|
Univariate analysis | |||||
 | Early pregnancy BMI | 0.123 | 1.131 | 1.122–1.139 | < 0.001 |
BMI gain | −0.111 | 0.895 | 0.869–0.922 | < 0.001 | |
Rate of weight gain | −0.045 | 0.956 | 0.946–0.967 | < 0.001 | |
GWG evaluated by the IOM guideline | |||||
 adequate |  |  |  |  | |
 insufficient | 0.193 | 1.213 | 1.093–1.347 | < 0.001 | |
 excessive | 0.191 | 1.211 | 1.115–1.316 | < 0.001 | |
FG in the first trimester | 0.793 | 2.210 | 2.079–2.350 | < 0.001 | |
MAP | 0.034 | 1.034 | 1.030–1.038 | < 0.001 | |
Age | 0.105 | 1.111 | 1.102–1.119 | < 0.001 | |
Multipara | 0.102 | 1.107 | 1.034–1.186 | 0.004 | |
PCOS | 1.812 | 6.124 | 2.616–14.334 | < 0.001 | |
History of macrosomia | 1.031 | 2.805 | 1.502–5.239 | 0.001 | |
History of adverse fertility | 0.355 | 1.427 | 1.308–1.556 | < 0.001 | |
Family history of diabetes | 0.763 | 2.145 | 1.828–2.518 | < 0.001 | |
Habitual smoking | 0.607 | 1.835 | 1.228–2.740 | 0.003 | |
Multivariate analysis | |||||
Model 1 | BMI gain | < 0.001 | 1.000 | 0.971–1.029 | 0.978 |
Rate of weight gain | −0.004 | 0.996 | 0.985–1.007 | 0.472 | |
GWG evaluated by the IOM guideline | |||||
 adequate |  |  |  |  | |
 insufficient | 0.007 | 1.007 | 0.905–1.121 | 0.897 | |
 excessive | < 0.001 | 1.000 | 0.918–1.088 | 0.992 | |
Model 2 | BMI gain | 0.030 | 1.030 | 1.000–1.061 | 0.050 |
Rate of weight gain | 0.006 | 1.006 | 0.995–1.017 | 0.273 | |
GWG evaluated by the IOM guideline | |||||
 adequate |  |  |  |  | |
 insufficient | −0.037 | 0.964 | 0.866–1.074 | 0.506 | |
 excessive | 0.027 | 1.027 | 0.943–1.119 | 0.537 | |
Model 3 | BMI gain | 0.029 | 1.029 | 0.999–1.061 | 0.062 |
Rate of weight gain | 0.006 | 1.006 | 0.995–1.018 | 0.290 | |
GWG evaluated by the IOM guideline | |||||
 adequate |  |  |  |  | |
 insufficient | 0.016 | 1.016 | 0.911–1.133 | 0.776 | |
 excessive | 0.043 | 1.044 | 0.957–1.138 | 0.333 |