Table 2. Logistic regression analyses between BMI and outcome of in vitro fertilization
OR 95% CI p-value
Maternal BMI G1 vs. G2 G3 vs. G2 2.456
0.643 		0.217 - 27.78
0.372 - 1.11 		0.468
0.114
Paternal BMI G1 vs. G2 G3 vs. G2 4.24e+6
1.600 		0.0 - Inf
3.480 		0.986
0.236
Couple BMI
Both G1 vs. G2 Both G3 vs. G2 		5.625
1.237 		0.500 - 63.28
0.496 - 3.09 		0.162
0.648

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