Genotype | Number | OR (95% CI) | P value |
---|---|---|---|
SLC6A3 10r/10r | 9/52, 8/49 | 0.130 (0.036–0.464), 0.117 (0.030–0.459) | 0.002, 0.003 |
  10r/# or #/# | 8/6, 7/5 | ||
ANKK1/DRD2 A2/A2 | 4/23, 4/21 | 0.468 (0.136–1.615), 0.571 (0.161–2.032) | 0.352, 0.570 |
  A2/A1 or A1/A1 | 13/35, 11/33 | ||
CYP2A6 *1/*1 | 15/39, 13/36 | 3.654 (0.757–17.634), 3.250 (0.661–15.979) | 0.165, 0.235 |
  *1/*4 or *4/*4 | 2/19, 2/18 |