Variables | cases (n= 246) | controls (n= 246) | p a |
---|---|---|---|
Sex, n (%) | |||
Male | 175 (71) | 175 (71) | |
Female | 71 (29) | 71 (29) | 1.000 |
Smoking status, n (%) | |||
Never | 110 (45) | 145 (59) | |
Ever | 136 (55) | 101 (41) | 0.002 |
Drinking status, n (%) | |||
Never | 121 (49) | 147 (60) | |
Ever | 125 (51) | 99 (40) | 0.019 |
Hp antibody positivity, n (%) | |||
Yes | 167 (68) | 128 (52) | |
No | 79 (32) | 118 (48) | <0.001 |
Mean age, years (SD) | 60.1 (11.2) | 59.8 (10.8) | 0.375 |
Mean pack-years (SD)c | 42.8 (27.3) | 27.1(16.5) | <0.001 |