Changes in serum prolactin level during intracytoplasmic sperm injection, and effect on clinical pregnancy rate: a prospective observational study

Table 4 Correlation between serum prolactin levels, embryo quality & fertilization rate

	Higher quality embryos		Lower quality embryos		Number of retrieved oocytes		Fertilization rate
	PC	p-value	PC	p-value	PC	p-value	PC	p-value
Basal PRL level	−0.182	0.085	0.108	0.607	−0.119	0.264	0.065	0.541
PRL before OPU	0.274	*0.019* ^*	0.245	0.237	−0.004	0.972	0.044	0.680
PRL after OPU	0.108	0.310	0.306	0.136	−0.135	0.205	−0.081	0.446
PRL before ET	−0.117	0.272	0.093	0.093	−0.218	*0.039* ^*	0.228	*0.030* ^*

ISSN: 1471-2393