. 2021 Mar 4;44(10):2273–2284. doi: 10.1007/s40618-021-01534-3

Table 1.

Mean ± SD, median (in brackets), 25th to 75th percentile distribution in italics, significance of the sperm parameters (Mann–Whitney U test) and percentage of oligozoospermic patients (χ² test) in the two study groups

	Semen volume (mL)	Sperm concentration (10⁶/mL)	Total sperm number (10⁶/ejaculate)	Progressive motility (%)	Abnormal forms (%)	Oligozoospermic (%)
Group T	3.1 ± 1.6 (3.0) 2.0–4.0	30.5 ± 27.7 (25.0) 8.0–46.5	93.5 ± 99.2 (54.3) 19.0–153.0	34.1 ± 19.3 (40.0) 17.5–50.0	89.6 ± 13.3 (90.0) 88.0–95.5	40.0
Group C	2.9 ± 1.1 (3.0) 2.0–3.5	65.0 ± 58.9 (52.0) 15.0–95.0	178.0 ± 171.5 (140.0) 45.0–256.0	42.3 ± 18.1 (50.0) 30.0–55.0	87.7 ± 7.2 (88.0) 82.0–93.0	23.5
P value	0.699	< 0.001	< 0.001	< 0.001	< 0.001	0.008

Semen volume (mL)

Sperm concentration (10⁶/mL)

Total sperm number (10⁶/ejaculate)

Progressive motility (%)

Abnormal forms (%)

Oligozoospermic (%)

Group T

3.1 ± 1.6

(3.0)

2.0–4.0

30.5 ± 27.7

(25.0)

8.0–46.5

93.5 ± 99.2

(54.3)

19.0–153.0

34.1 ± 19.3

(40.0)

17.5–50.0

89.6 ± 13.3

(90.0)

88.0–95.5

40.0

Group C

2.9 ± 1.1

(3.0)

2.0–3.5

65.0 ± 58.9

(52.0)

15.0–95.0

178.0 ± 171.5

(140.0)

45.0–256.0

42.3 ± 18.1

(50.0)

30.0–55.0

87.7 ± 7.2

(88.0)

82.0–93.0

23.5

P value

0.699

< 0.001

0.008

Group T, patients with testicular germ cell tumours; Group C, cancer-free controls

Significant P values are in bold