γ-radiation-induced telomerase activity | GC cases, n (%) | Controls, n (%) | OR (95% CI)a |
---|---|---|---|
By median (50th percentile) | |||
Low | 71 (29) | 123 (50) | Reference |
High | 175 (71) | 123(50) | 2.45 (1.83-3.18) |
By tertile | |||
First tertile | 36 (15) | 82 (33.3) | Reference |
Second tertile | 71 (29) | 82 (33.3) | 1.94 (1.55-2.46) |
Third tertile | 139 (56) | 82 (33.3) | 3.87 (2.41- 6.15) |
P for trend | <0.001 |