Table 1.
Association of fertilization, pregnancy, abortion rates and embryo quality with sperm chromatin condensation
| Group A1 | Group A2 | p value | |
|---|---|---|---|
| Number of patients | 72 | 78 | |
| Age (years) | 35.1 ± 6.7 | 34.4 ± 6.5 | nsa |
| Sperm concentration (×106 spermatozoa/ml) | 72.9 ± 30.8 | 71.4 ± 30.1 | nsa |
| Sperm motility (%) | 52.9 ± 8.8 | 50.2 ± 8.4 | nsa |
| Normal sperm morphology (%) | 27.2 ± 6.3 | 30.1 ± 8.7 | nsa |
| Number of oocytes | 14 ± 6.1 | 12.5 ± 5.7 | nsa |
| Fertilization rate (%) | 60.7 ± 19.8 | 79.4 ± 19.1 | 0.005a |
| Grade A embryos (%) | 19.9 ± 8.4 | 35.7 ± 10.1 | 0.003a |
| Grade B embryos (%) | 20.2 ± 9.3 | 29.5 ± 8.8 | nsa |
| Grade C embryos (%) | 38.1 ± 11.9 | 20.1 ± 9.2 | 0.002a |
| Grade D embryos (%) | 18.2 ± 6.6 | 11.3 ± 5.4 | nsa |
| Pregnancy rate (%) | 19.4 | 39.7 | 0.006b |
| Abortion rate (%) | 33.3 | 21.7 | nsb |
Group A1: percentage of mature spermatozoa <65.1%, Group A2: percentage of mature spermatozoa ≥65.1%.
at-test analysis
bChi square test analysis