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Table 1 General information and comparison of Non-leukocytospermia group, leukocytospermia group, UU-negative leukocytospermia group and UU-positive leukocytospermia group

From: The effect of screening and treatment of Ureaplasma urealyticum infection on semen parameters in asymptomatic leukocytospermia: a case–control study

  Non-leukocytospermia group Leukocytospermia group UU-negative leukocytospermia group UU-positive leukocytospermia group 1p valuea 2p valuea 3p valuea 4p valuea
n 1235 295 200 95     
Age (years) 33.32 (29.00–37.00) 33.20 (29.00–37.00) 33.39 (29.00–37.00) 32.80 (29.00–36.00) 0.530 0.408 0.952 0.543
BMI (kg/m2) 21.24 (19.94–22.39) 21.29 (20.17–22.38) 21.32 (20.34–22.38) 21.22 (19.66–22.39) 0.544 0.930 0.201 0.277
Semen volume (mL) 3.52 (2.50–4.50) 3.42 (2.50–4.50) 3.47 (2.50–4.50) 3.31 (2.50–4.50) 0.275 0.658 0.163 0.326
PH 7.66 (7.30–8.00) 7.69 (7.30–8.10) 7.71 (7.40–8.00) 7.63 ± 0.63 0.253 0.121 0.859 0.330
Sperm concentration (× 106/mL) 82.13 (43.00–113.8.80) 65.55 (33.60–83.30) 66.29 (38.88–82.45) 63.99 (24.4–92.00) < 0.001 < 0.001 < 0.001 0.228
PR (%) 36.02 (27.00–47.00) 31.80 (9.00–49.00) 35.23 (19.25–53.00) 24.58 (0–39.00) 0.017 0.514 < 0.001 < 0.001
Total motility, PR + NP (%) 47.55 (40.00–59.00) 43.35 (24.00–64.00) 47.64 (34.50–66.00) 34.33 (4.00–55.00) 0.510 0.022 < 0.001 < 0.001
Normal morphology (%) 8.57 (5.00–11.00) 7.81 (3.00–8.00) 8.70 (4.00–13.00) 5.93 (0–9.00) 0.019 0.492 < 0.001 < 0.001
  1. UU Ureaplasma urealyticum, BMI body mass index, PR progressive motility, NP non-progressive motility
  2. aMann–Whitney U-test
  3. 1p value (Comparison between non-leukocytospermia group and leukocytospermia group)
  4. 2p value (Comparison between non-leukocytospermia group and UU-negative leukocytospermia group)
  5. 3p value (Comparison between non-leukocytospermia group and UU-positive leukocytospermia group)
  6. 4p value (Comparison between UU-negative leukocytospermia group and UU-positive leukocytospermia group)