Table 4. Logistic regression analyses between maternal BMI and gestational, intrapartum, and neonatal complications
OR 95% CI p-value
Gestational G1 vs.
G3 vs. G2 		4.02e-7
2.423 		0.00 - Inf
1.048 - 5.598 		0.992
0.038
Intrapartum G1 vs. G2 G3 vs. G2 1.22e-6
1.2381 		0.00 - Inf
0.07518 - 20.390 		0.997
0.881
Neonatal G1 vs. G2 G3 vs. G2 1.67e-7
2.80 		0.00 - Inf
1.172 - 6.70 		0.991
0.021

G1, group 1 (underweight); G2, group 2 (eutrophic); G3, group 3 (overweight); OR, odds ratio; CI, confidence interval; BMI, body mass index; Inf, infinity.
Source: Authors, 2025.