Table 4. Sperm parameters and DFI according to sperm viability.
| Variable | Normal viability (≥58%) | Abnormal viability (<58%) | p-value |
|---|---|---|---|
| No. of case | 104 | 53 | - |
| Male age (y) | 34.5±4.4 | 35.5±4.3 | 0.165 |
| Volume (mL) | 3.2±1.4 | 3.5±1.9 | 0.261 |
| Count (×106 sperm/mL) | 72.6±66.5 | 77.2±74.3 | 0.697 |
| Motility (%) | 44.4±22.7 | 30.6±19.5 | <0.001* |
| Viability (%) | 71.1±8.2 | 44.2±12.1 | <0.001* |
| Morphology (%) | 4.1±4.0 | 3.6±4.1 | 0.489 |
| SDF (%) | 22.7±14.6 | 32.0±16.0 | <0.001* |
Values are presented as number only or mean±standard deviation.
DFI: sperm DNA fragmentation index, SDF: sperm DNA fragmentation.
*p<0.05.