Table 1 Semen analysis and IVF cycle data (Mean ± SEM)
Characteristics | Normozoospermic men with IVF pregnancya | Normozoospermic men with R-ICSI pregnancya | P value |
|---|---|---|---|
Semen | |||
 Age | 32.1 ± 0.2 | 31.6 ± 0.2 | 0.125 |
 BMI (kg/m2) | 22.6 ± 0.1 | 22.3 ± 0.1 | 0.161 |
 Volume (mL) | 2.9 ± 0.1 | 3.0 ± 0.1 | 0.410 |
 Total sperm count (106/ejaculate) | 179.0 ± 3.2 | 187.4 ± 4.1 | 0.114 |
 Progressive motility (%) | 37.1 ± 0.3 | 37.7 ± 0.3 | 0.139 |
 Sperm morphology (normal  %) | 7.1 ± 0.1 | 7.2 ± 0.2 | 0.555 |
IVF data | |||
 Age | 31.7 ± 0.2 | 31.6 ± 0.2 | 0.563 |
 BMI (kg/m2) | 21.9 ± 0.2 | 21.8 ± 0.2 | 0.757 |
 Basal FSH (U/L) | 6.3 ± 0.1 | 6.4 ± 0.1 | 0.179 |
 Basal LH (U/L) | 3.5 ± 0.1 | 3.3 ± 0.1 | 0.111 |
 Basal E2 (ng/L) | 32.4 ± 0.5 | 32.8 ± 0.4 | 0.487 |
 No. of retrieved oocytes | 13.2 ± 0.3 | 13.5 ± 0.3 | 0.501 |
 No. of 2 pro-nuclear zygotes | 9.2 ± 0.2 | 9.3 ± 0.2 | 0.658 |