| < 400 | ≥ 400 |  | ||
---|---|---|---|---|---|
Genotype | n* | OR (95% CI)†| n* | OR (95% CI)†| Pfor interaction |
CYP1A1*2A | Â | Â | Â | Â | Â |
   0‡ | 161/207 | 1.00 (referent) | 122/98 | 1.76 (1.19-2.59) | 0.14 |
   ≥1 | 255/320 | 1.04 (0.79-1.36) | 147/153 | 1.30 (0.91-1.87) |  |
CYP1A1*2C | Â | Â | Â | Â | Â |
   0‡ | 243/309 | 1.00 (referent) | 175/152 | 1.58 (1.14-2.20) | 0.30 |
   ≥1 | 173/218 | 1.03 (0.79-1.34) | 94/99 | 1.28 (0.87-1.86) |  |
GSTM1 | Â | Â | Â | Â | Â |
   Non-null | 207/245 | 1.00 (referent) | 121/111 | 1.38 (0.96-1.97) | 0.68 |
   Null | 209/282 | 0.88 (0.67-1.14) | 148/140 | 1.33 (0.94-1.87) |  |
GSTT1 | Â | Â | Â | Â | Â |
   Non-null | 211/301 | 1.00 (referent) | 136/134 | 1.51 (1.08-2.13) | 0.60 |
   Null | 205/226 | 1.24 (0.95-1.61) | 133/117 | 1.67 (1.18-2.37) |  |
GSTM1+GSTT1 | Â | Â | Â | Â | Â |
   Non-null | 304/407 | 1.00 (referent) | 198/182 | 1.53 (1.14-2.07) | 0.29 |
   Null | 112/120 | 1.20 (0.89-1.63) | 71/69 | 1.41 (0.94-2.11) |  |
NQO1 Pro187Ser§ |  |  |  |  |  |
   Pro/Pro | 157/189 | 1.00 (referent) | 102/93 | 1.41 (0.95-2.09) | 0.89 |
   Pro/Ser + Ser/Ser | 259/338 | 0.94 (0.72-1.24) | 166/157 | 1.37 (0.96-1.94) |  |