Table 1.
Descriptive characteristics of 314 patients treated with transurethral resection for T1HG Bladder carcinoma between 2011 and 2007
| Variables | Overall population (n = 314, 100 %) |
|---|---|
| Number recurrence | 115 (36.6 %) |
| Number progression | 33 (10.5 %) |
| Gender | |
| Male | 275 (87.6 %) |
| Female | 39 (12.4 %) |
| Age | |
| Mean | 71.3 |
| Median (IQR) | 72 (64–79) |
| Recurrence (EAU classification) | |
| First episode | 218 (69.4 %) |
| Recurrent episode | 90 (28.7 %) |
| More than 1 episode | 6 (1.9 %) |
| Focality | |
| 1 | 140 (44.6 %) |
| 2 | 24 (7.6 %) |
| 3 | 66 (21.0 %) |
| No data | 84 (26.8 %) |
| Pure transitional | 281 (89.5 %) |
| Areas of divergent differentiation | 33 (10.5 %) |
| CIS | 54 (17.2 %) |
| LVI | 33 (10.5 %) |
| SUB-STAGING | |
| MM level feasibility | 230 (73.2 %) |
| van Rhijn system feasibility | 314 (100 %) |
| ROL system feasibility | 314 (100 %) |
| Muscolaris Mucosae | |
| Above (T1a) | 177 (56.4 %) |
| Below (T1b) | 51 (16.2 %) |
| van Rhijn | |
| T1m | 109 (34.7 %) |
| T1e | 205 (65.3 %) |
| ROL | |
| 1 | 152 (48.4 %) |
| 2 | 162 (51.6 %) |
| ROL FOCI | |
| 2/3 | 31 (9.9 %) |
| > 3 | 99 (31.5 %) |
IQR interquartile range, CIS carcinoma in situ, LVI lymphovascular invasion, MM muscolaris mucosa, ROL rete oncologica lombardia