Table 4.

GEE regression analysis for cumulative LBR.

Cumulative LBR	Coefficient	Standard error	P-value
BMI	0.002	0.003	0.42
MII	0.03	0.01	0.006
Number of embryos transferred	−0.013	0.02	0.6
Day of transfer
Day 3			0.35
Day 5	−0.03	0.03
Pattern
Pattern 1	–	–
Pattern 2	−0.04	0.04
Pattern 3	0.01	0.06	<0.001
Pattern 4	0.13	0.04

LBR, live birth rate; BMI, body mass index; MII, metaphase II oocytes.