Table 5.
Estimates of GC risk associated with γ-radiation-induced telomerase activity stratified by selected variables
| γ-Radiation-induced telomerase activity | Cases, n (%) | Controls, n (%) | OR (95% CI)a |
|---|---|---|---|
| Age | |||
| < 60 years | |||
| low | 34 (31) | 63 (53) | Reference |
| high | 75 (69) | 57 (47) | 2.41 (1.45-4.14) |
| ≥ 60 years | |||
| low | 37 (27) | 60 (48) | Reference |
| high | 100 (73) | 66 (52) | 2.49 (1.49-4.06) |
| Sex | |||
| Male | |||
| low | 43 (25) | 84 (48) | Reference |
| high | 132 (75) | 91 (52) | 2.85(1.98-4.48) |
| Female | |||
| low | 28 (39) | 39 (55) | Reference |
| high | 43 (61) | 32 (45) | 1.86 (1.01-3.58) |
| Smoking history | |||
| Never | |||
| low | 31 (28) | 69 (49) | Reference |
| high | 79 (72) | 76 (51) | 2.29 (1.37-3.87) |
| Ever | |||
| low | 40 (29) | 54 (53) | Reference |
| high | 96 (71) | 47 (47) | 2.76 (1.67-4.59) |
| Drinking status | |||
| Never | |||
| low | 30 (25) | 77 (52) | Reference |
| high | 91 (75) | 70 (48) | 3.35 (2.03-5.58) |
| Ever | |||
| low | 41 (33) | 46 (46) | Reference |
| high | 84 (67) | 53 (54) | 1.75(1.03-3.07) |
aAdjusted for age, sex, Hp antibody positivity, smoking and drinking status, where appropriate.