| Total number | Healthy lifestyle (< 3 Points)a | Unhealthy lifestyle (> 2 Points)b | p-value | ||
---|---|---|---|---|---|---|
Number of Patients | 1654 | 1484 | Â | 170 | Â | Â |
ml/sample (mean ± sd) |  | 2.5 | ± 1.3 | 2.8 | ± 1.6 | <0.001 |
Mio/ml (mean ± sd) |  | 23.9 | ± 32.7 | 22.4 | ± 23 | n.s. |
Mio/sample (mean ± sd) |  | 58.5 | ± 110.2 | 58.6 | ± 68.7 | n.s. |
Grade a Sperm (%) |  | 5.3 | ± 8.2 | 4.5 | ± 7.7 | <0.05 |
Grade b Sperm (%) |  | 32.5 | ± 17.9 | 31.4 | ± 17.5 | n.s. |
Grade c Sperm (%) |  | 18.3 | ± 14.4 | 17.7 | ± 13.7 | n.s. |
Grade d Sperm (%) |  | 43.9 | ± 20.4 | 46.2 | ± 20.9 | n.s. |
Class I (%) |  | 6.5 | ± 6.6 | 5.6 | ± 5.9 | <0.01 |
Class II (%) |  | 42.8 | ± 14.4 | 43.7 | ± 14.4 | n.s. |
Class III (%) |  | 50.7 | ± 18.2 | 50.7 | ± 17.5 | n.s. |