From: The role of oncostatin M receptor gene polymorphisms in bladder cancer
 | NMIBC group | MIBC group | Controls |
---|---|---|---|
N = 164 (%) | N = 142 (%) | N = 459 (%) | |
Sex | |||
 Male | 128 (78.0) | 113 (79.6) | 355 (76.4) |
 Female | 36 (22.0) | 29 (20.4) | 104 (23.6) |
Age at first diagnosis (mean ± SD) | 61.8 ± 12.7 | 65.9 ± 10.8 | 64.6 ± 5.7 |
Smoking status | |||
 Smokers | 84 (51.2) | 75 (52.8) | 214 (46.6) |
 Non-smokers | 80 (48.8) | 67 (47.2) | 245 (53.4) |
Clinical stage | |||
 Ta | 10 (6.1) | – | – |
 T1 | 154 (93.9) | – | – |
 T2 | – | 87 (61.3) | – |
 T3a | – | 31 (21.8) | – |
 T3b | – | 13 (9.2) | – |
 T4 | – | 11 (7.7) | – |
Tumor grade | |||
 Low grade | 109 (66.5) | 23 (16.2) | – |
 High grade | 55 (33.5) | 119 (83.8) | – |