A comprehensive evaluation of pre- and post-processing sperm parameters for predicting successful pregnancy rate following intrauterine insemination with the husband’s sperms

Table 3 Correlations between the changes of sperm parameters and overall AIH pregnancy rate

Parameters	absolute changes vs. overall CPR		Relative changes vs. overall CPR
Parameters	PCC r	p-value	PCC r	p-value
Concentration (× 10⁶/mL)	0.017	0.307	0.026	0.122
Motility (%)	− 0.011	0.506	− 0.012	0.475
TPMSC (× 10⁶/mL)	0.003	0.871	0.019	0.259
VAP (µm/s)	0.019	0.248	0.019	0.261
VSL (µm/s)	0.027	0.103	0.024	0.162
VCL (µm/s)	0.025	0.135	0.02	0.234
ALH (µm/s)	0.020	0.227	0.019	0.249
BCF (Hz)	− 0.007	0.687	− 0.006	0.740
STR (%)	0.010	0.566	− 0.006	0.726
LIN (%)	0.008	0.634	0.008	0.620
Sperm head area (µm²)	0.022	0.190	0.023	0.175

Abbreviations: CPR clinical pregnancy rate, PCC Pearson correlation coefficient, TPMSC total progressive motile sperm count, VCL curvilinear velocity, VSL Straight-line velocity, VAP Average pathway velocity, LIN linearity, STR Straightness, BCF Beat cross frequency, ALH Amplitude of lateral head displacement

ISSN: 1471-2393