Odds ratios (OR) for renal cell cancer in relation to occupational risk factors as adjusted for age and smoking habits, and stratified for glutathione S-transferase T1 (GSTT1) activity
| Genotypes | Cases* | Controls* | OR (95% CI) | p for interaction |
|---|---|---|---|---|
| Subjects with GSTT1 null and none of the exposures under study were used as reference. | ||||
| *Twelve cases and 20 controls with double exposure. | ||||
| No exposure | ||||
| GSTT1 null | 3 | 21 | 1 (reference) | |
| GSTT1 present | 40 | 108 | 2.59 (0.73 to 9.17) | |
| Exposure to solvents | ||||
| GSTT1 null | 2 | 5 | 3.12 (0.38 to 25.48) | |
| GSTT1 present | 24 | 23 | 7.23 (1.87 to 27.87) | 0.585 |
| Exposure to metals | ||||
| GSTT1 null | 1 | 5 | 1.22 (0.08 to 18.10) | |
| GSTT1 present | 18 | 31 | 3.93 (1.00 to 15.45) | 0.616 |
| Exposure to pesticides | ||||
| GSTT1 null | 6 | 6 | 4.37 (0.46 to 41.57) | |
| GSTT1 present | 20 | 24 | 6.54 (1.49 to 28.81) | 0.919 |