Table 1.
The distributions of demographical characteristics in 431 controls and 431 patients with urothelial cell carcinoma (UCC).
| Variable | Controls (N = 431) n (%) |
Patients (N = 431) n (%) |
p Value |
|---|---|---|---|
| Age (yrs) | <0.001 | ||
| ≤65 | 339 (78.7%) | 166 (38.5%) | |
| >65 | 92 (21.3%) | 265 (61.5%) | |
| Mean ± S.D. | 59.4 ± 7.1 | 68.6 ± 11.8 | <0.001 |
| Gender | |||
| Female | 159 (36.9%) | 159 (36.9%) | 1.000 |
| Male | 272 (63.1%) | 272 (63.1%) | |
| Tobacco consumption | 0.071 | ||
| No | 275 (63.8%) | 300 (69.6%) | |
| Yes | 156 (36.2%) | 131 (30.4%) | |
| Stage | |||
| Non muscle invasive tumor (pTa–pT1) | 235 (54.5%) | ||
| Muscle invasive tumor (pT2–pT4) | 196 (45.5%) | ||
| Tumor T status | |||
| Ta | 90 (20.9%) | ||
| T1-T4 | 341 (79.1%) | ||
| Lymph node status | |||
| N0 | 380 (88.2%) | ||
| N1+N2 | 51 (11.8%) | ||
| Metastasis | |||
| M0 | 417 (96.8%) | ||
| M1 | 14 (3.2%) | ||
| Histopathologic grading | |||
| Low grade | 53 (12.3%) | ||
| High grade | 378 (87.7%) |
Student’s t test or chi-squared test was used between controls and patients with UCC.