Solvent exposure in cases and referents2-150
| Solvent exposure | Montreal | CITES | |||||
|---|---|---|---|---|---|---|---|
| Cases | Referents | Cases | Referents | ||||
| None | n | 123 | 300 | 115 | 264 | ||
| % | 58.2 | 67.3 | 65.7 | 66.2 | |||
| Low | n | 39 | 84 | 30 | 72 | ||
| % | 18.8 | 18.2 | 17.1 | 18.1 | |||
| Moderate | n | 38 | 54 | 22 | 56 | ||
| % | 18.3 | 12.1 | 12.6 | 14.0 | |||
| High | n | 10 | 8 | 8 | 7 | ||
| % | 4.8 | 1.8 | 4.6 | 1.8 | |||
| All | n | 210 | 446 | 175 | 399 | ||
| % | 100.0 | 100.0 | 100.0 | 100.0 | |||
↵2-150 Cases=active sperm <12×106/ml; referents=active sperm ⩾12×106/ml.