Table 2.
Patient and tumour characteristics in the entire incident cohort, and in cases with tumours included and excluded from tissue microarray construction, respectively
| Factor | Entire cohort | TMA cohort | Non-TMA cohort | P |
|---|---|---|---|---|
| n (%) | 355 (100) | 272 (76.6) | 83 (23.4) | |
| Age | 0.908 | |||
| Mean, median | 71.4, 71.7 | 71.4, 71.5 | 71.4, 72.2 | |
| Range | 51.2-86.6 | 51.2-86.8 | 56.3-84.2 | |
| Sex | 0.895 | |||
| Women | 109 (30.7) | 84 (30.9) | 25 (30.1) | |
| Men | 246 (69.3) | 188 (69.1) | 58 (69.9) | |
| T stage | <0.001 | |||
| pTa | 163 (45.9) | 116 (42.6) | 47 (67.1) | ¶<0.001 |
| pT1 | 97 (27.3) | 86 (31.6) | 11 (15.7) | |
| pT2 | 64 (18.0) | 64 (23.5) | 0 (0.0) | |
| pT3 | 1 (0.3) | 1 (0.4) | 0 (0.0) | |
| pT4 | 5 (1.4) | 5 (1.8) | 0 (0.0) | |
| CIS | 12 (3.5) | 0 (0.0) | 12 (17.1) | |
| Missing | 13 | 0 | 13 | |
| Grade | <0.001 | |||
| Low | 183 (51.5) | 136 (50.0) | 47 (77.0) | |
| High | 150 (42.3) | 136 (50.0) | 14 (23.0) | |
| Missing | 22 | 0 | 22 | |
| Location | 0.108 | |||
| Bladder | 335 (95.7) | 264 (97.1) | 71 (91.0) | |
| Urether | 9 (2.6) | 4 (1.4) | 5 (6.4) | |
| Urethra | 1 (0.3) | 1 (0.4) | 0 (0.0) | |
| Renal pelvis | 5 (1.4) | 3 (1.1) | 2 (2.6) | |
| Unknown | 5 | 0 | 5 | |
| Smoking habits | 0.851 | |||
| Regularly | 125 (35.2) | 99 (36.4) | 26 (31.3) | |
| Occasionally | 23 (6.5) | 15 (5.5) | 8 (9.6) | |
| Former | 155 (43.7) | 116 (42.6) | 39 (47.0) | |
| Never | 52 (14.6) | 42 (15.4) | 10 (12.0) |
¶Significance level after exclusion of CIS.