Table 5 Smoking status: Meta-analysis of the association between the H19 rs217727 polymorphism and cancer risk
Smoking status | NO. | T versus C | TT versus CC | CT versus CC | CT + TT versus CC | TT versus CT + CC | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
OR (95% CI) | PQ | I2(%) | OR (95% CI) | PQ | I2(%) | OR (95% CI) | PQ | I2(%) | OR (95% CI) | PQ | I2(%) | OR (95% CI) | PQ | I2(%) | ||
smokers | 4 | 1.29 (1.14, 1.46) | 0.19 | 37.9 | 1.55 (1.17, 2.03) | 0.41 | 0 | 1.48 (1.23, 1.77) | 0.14 | 44.8 | 1.49 (1.26, 1.78) | 0.11 | 49.8 | 1.25 (0.97, 1.61) | 0.77 | 0 |
nonsmokers | 5 | 1.21 (1.11, 1.32) | 0.41 | 0 | 1.46 (1.22, 1.76) | 0.28 | 21.1 | 1.21 (1.07, 1.38) | 0.84 | 0 | 1.27 (1.12, 1.43) | 0.64 | 0 | 1.31 (1.10, 1.55) | 0.33 | 13.4 |