Table 3. Effect of the pituitary suppression and COS protocol on incidence of immature oocytes
	GnRH agonist			GnRH antagonista
	rFSH (n=658)	rFSH plus rLH (n=712)	P	rFSH (n=1,570)	rFSH plus rLH (n=980)	p
MI	1.45±0.10	0.38±0.68	0.119	1.13±0.03	1.12±0.05	0.928
GV	1.46±0.14	0.40±0.93	0.263	1.33±0.05	1.36±0.08	0.731
MI/oocyte	13.40±0.91	6.32±6.19	0.147	10.75±0.36	11.33±0.59	0.405
GV/oocyte	11.52±1.12	1.86±2.10	<0.001	11.01±0.36	5.93±5.40	0.042
GnRH: gonadotropin-releasing hormone; FSH: follicle stimulating hormone;LH: luteinizing hormone. * Data was adjusted for maternal age, maternal BMI, total FSH dose