Table 1.
Age (mean ± DS) and conventional sperm parameters (median and 25th–75th interquartile range) from 2011 and 2020.
| Year (n) | Age (Years) |
Volume (mL) |
pH | Sperm Concentration (×106/mL) | Total Sperm Count (×106/ejaculate) | Progressive Sperm Motility (%) | Sperm Normal Forms (%) |
Semen Leukocytes (×106/mL) |
|---|---|---|---|---|---|---|---|---|
| 2011 (135) | 31.81 ± 8.05 | 3.0 (2.0–4.0) | 7.9 (7.6–8.1) | 14.0 (3.0–45.0) | 40.0 (7.0–153.0) | 16.0 (6.0–25.0) | 10.0 (5.0–14.0) | 0.45 (0.07–1.0) |
| 2012 (141) | 34.06 ± 7.15 | 3.2 (2.5–4.5) | 8.0 (7.8–8.1) | 30.0 (10.0–62.0) | 95.0 (27.0–210.0) | 17.0 (10.0–27.0) | 6.0 (3.0–10.0) | 0.5 (0.05–1.0) |
| 2013 (170) | 32.24 ± 9.30 | 3.0 (2.0–4.0) | 8.0 (7.8–8.1) | 35.0 (8.0–69.0) | 75.0 (21.6–220.0) | 15.0 (8.0–21.0) | 5.0 (2.0–8.0) | 0.54 (0.08–1.1) |
| 2014 (146) | 32.24 ± 9.34 | 3.0 (2.0–4.0) | 8.0 (7.9–8.2) | 27.5 (7.0–70.0) | 74.3 (25.5–195.0) | 12.0 (7.0–20.0) | 4.0 (2.0–6.0) | 0.47 (0.06–1.0) |
| 2015 (103) | 32.80 ± 9.34 | 2.5 (2.0–3.8) | 8.0 (7.9–8.2) | 40.0 (14.0–70.0) | 105.6 (39.8–175.0) | 19.0 (10.0–28.0) | 5.0 (3.0–8.0) | 0.72 (0.35–1.4) |
| 2016 (136) | 34.13 ± 8.77 | 2.5 (2.0–3.5) | 8.1 (7.9–8.2) | 40.0 (16.5–80.0) | 103.0 (47.0–200.0) | 15.5 (8.5–24.0) | 5.0 (2.5–8.0) | 0.8 (0.31–1.5) |
| 2017 (127) | 33.89 ± 9.63 | 2.5 (1.7–3.5) | 8.1 (7.9–8.2) | 20.0 (5.0–57.0) | 50.0 (14.0–130.0) | 12.0 (6.0–20.0) | 5.0 (2.0–8.0) | 0.46 (0.18–1.2) |
| 2018 (154) | 32.75 ± 8.59 | 2.5 (1.5–3.5) | 8.1 (8.0–8.3) | 30.0 (6.0–60.0) | 72.5 (15.0–135.0) | 18.0 (10.0–26.0) | 5.0 (3.0–8.0) | 0.53 (0.2–1.2) |
| 2019 (182) | 32 (26–39) | 2.6 (1.5–4.0) | 8.1 (7.9–8.2) | 25.0 (6.0–60.0) | 66.0 (13.5–156.0) | 20.0 (10.0–30.0) | 6.0 (4.0–9.0) | 0.52 (0.13–1.2) |
| 2020 (115) | 31.53 ± 8.64 | 3.0 (2.0–4.0) | 8.1 (7.9–8.1) | 32.0 (11.0–70.0) | 81.0 (27.0–196.0) | 20.0 (14.0–28.0) | 7.0 (4.0–11.0) | 0.6 (0.18–1.1) |