Table 1. Characteristics of the 122 patients included in the study.
| Variable | Value |
|---|---|
| Age (y) | 37 (31–42) |
| Sperm concentration (×106/mL) | 53.6 (25.8–107.3) |
| Total sperm number (×106/ejaculate) | 189 (84.4–326.7) |
| Progressive motility (%) | 34 (19–50) |
| Normal morphology (%) | 6.5 (3–14) |
| Vitality (%) | 70 (58–77) |
| VCL (μm/s) | 76.1 (67.4–85.2) |
| VSL (μm/s) | 37.6 (30.5–43.3) |
| VAP (μm/s) | 45.3 (38.1–50.7) |
| ALH (µm) | 3.7 (3.3–4.2) |
| LIN (%) | 50 (44–53) |
| STR (%) | 82 (76–85) |
| BCF (Hz) | 25.3 (22.7–27.8) |
| PPMS (%) | 19 (9–31) |
| DFI (%) | 14.2 (7.8–24.6) |
Values are presented as median (interquartile range).
VCL: curvilinear velocity, VSL: straight-line velocity, VAP: average path velocity, ALH: amplitude of lateral head displacement, LIN: linearity, STR: straightness, BCF: beat-cross frequency, PPMS: percentage of progressive motile sperm cells (VAP>25 µm/s and STR>80%), DFI: DNA fragmentation index.