From: Risk of urinary bladder cancer: a case-control analysis of industry and occupation
Case | Control | ||
---|---|---|---|
Characteristic | (N = 604) | (N = 604) | PValue |
Gender, N (%) | |||
Male | 464 (76.8) | 464 (76.8) | |
Female | 140 (23.2) | 140 (23.2) | 0.99 |
Smoking status, N (%) | |||
Never | 163 (27.0) | 282 (46.7) | |
Former | 279 (46.2) | 277 (45.9) | |
Current | 162 (26.8) | 45 (7.5) | <0.0001 |
Ever | 441 (73.0) | 322 (53.3) | <0.0001 |
Pack-year, mean (SD) | 43.14 (30.5) | 28.81 (27.7) | <0.0001 |
Age, mean (SD) | 63.64 (11.0) | 63.02 (10.5) | 0.99 |