Table 3. Sperm parameters of the whole cohort according to fertility status (n=827).
| Variable | Idiopathic MFI | Unexplained MFI | Fertile | p-valuea | |
|---|---|---|---|---|---|
| No. of individuals (%) | 570 (68.9) | 154 (18.6) | 103 (12.5) | ||
| Semen volume (mL) | 0.1 | ||||
| Median (IQR) | 3.0 (2.0–4.0) | 3.0 (2.0–5.0) | 2.0 (1.0–2.5) | ||
| Range | 0.1–13.0 | 1.0–8.0 | 1.0–7.0 | ||
| Sperm concentration (×106/mL) | <0.001 | ||||
| Median (IQR) | 17.0 (6.0–46.0) | 50.0 (29.4–80.0) | 26.1 (18.1–50.3) | ||
| Range | 0.5–305.9 | 15.2–220.8 | 2.1–155.4 | ||
| Progressive sperm motility (%) | <0.001 | ||||
| Median (IQR) | 25.0 (11–38) | 49.0 (40–58) | 36.2 (26–43) | ||
| Range | 0.0–96.0 | 32.0–84.0 | 0.0–78.2 | ||
| TMSC (×106) | <0.001 | ||||
| Median (IQR) | 14.9 (3.5–45.0) | 81.4 (48.8–127.1) | 38.4 (25.1–84.6) | ||
| Range | 0.0–287.4 | 7.2–351.0 | 2.1–356.9 | ||
| Normal sperm morphology (%) | <0.001 | ||||
| Median (IQR) | 2.0 (1–6) | 8.0 (5–22) | 3.0 (1–8) | ||
| Range | 0.0–92.0 | 4.0–94.0 | 0.0–91.0 | ||
| SDF (%) | 0.8 | ||||
| Median (IQR) | 36.5 (13–45) | 31.9 (20–48) | |||
| Range | 5.5–72.2 | 0.3–97.7 | |||
| SDF >30%, n (%) | 311 (54.6) | 84 (54.5) | 0.7 | ||
MFI: male factor infertility, IQR: interquartile range, TMSC: total motile sperm count, SDF: sperm DNA fragmentation.
ap-value according to the Kruskal–Wallis test and Fisher exact test, as indicated.