Table 4 Predictors of maternal and foetal outcomes in the study group – analysis of multiple linear regression models
The outcome | Variables in the model | Unstandardized coefficients B (95%CI) | Standardized coefficients (95%CI) | P | R2 for the model |
|---|---|---|---|---|---|
Gestational weight gain [kg] | 75 g OGTT 2 hrs [mg/dL] | −0.04 (− 0.060; − 0.016) | −0.20 (− 0.3; − 0.08) | 0.001 | 0.183 |
Pre-pregnancy BMI [kg/m2] | −0.23 (− 0.35; − 0.12) | −0.17 (− 0.26; − 0.09) | < 0.001 | ||
GDM yes/no | −2.43 (−3.88; − 0.98) | −0.21 (− 0.34; − 0.08) | 0.001 | ||
Female neonate yes/no | −1.23 (−2.18; − 0.28) | −0.10 (− 0.18; − 0.02) | 0.011 | ||
75 g OGTT fasting [mg/dL] | 0.07 (0.02; 0.12) | 0.14 (0.04; 0.24) | 0.005 | ||
Multiparity yes/no | −1.15 (−2.11; −0.19) | −0.1 (− 0.18; − 0.02) | 0.015 | ||
Birth weight – for the whole cohort | Maternal abdominal circumference [cm] | 12.1 (6.9; 17.3) | 0.22 (0.13; 0.35) | < 0.001 | 0.217 |
Maternal height [cm] | 17.4 (10.6; 24.1) | 0.23 (0.14; 0.32) | < 0.001 | ||
Female neonate yes/no | − 137.8 (− 215.1; −60.5) | −0.6 (−0.94; − 0.26) | 0.001 | ||
Gestational weight gain [kg] | 10.4 (3.4; 17.4) | 0.136 (0.04; 0.23) | 0.004 | ||
75 g OGTT fasting [mg/dL] | 4.8 (1.1; 8.6) | 0.12 (0.63; 4.9) | 0.011 | ||
Birth weight – for a subgroup with a history of at least one delivery | Birth weight of the largest child from previous pregnancy/ pregnancies [g] | 0.26 (0.17; 0.35) | 0.35 (0.23; 0.47) | < 0.001 | 0.358 |
Gestational weight gain [kg] | 13.9 (3.9; 24.0) | 0.17 (0.05; 0.32) | 0.007 | ||
Female neonate yes/no | −202.9 (− 318.0; −87.8) | −0.21 (−0.33; −0.09) | 0.001 | ||
Maternal abdominal circumference [kg] | 11.6 (4.0; 19.2) | 0.198 (0.07; 0.33) | 0.003 | ||
Maternal height [cm] | 10.4 (0.4; 20.4) | 0.128 (0.05; 0.25) | 0.041 | ||
Ponderal Index [g/cm3] | Birth weight [g] | 0.001 (0.001; 0.002) | 0.20 (0.20; 0.40) | < 0.001 | 0.039 |