Table 1 Patients’ characteristics

Men (%)

50 (80.6)

Women (%)

12 (19.4)

Age, years, mean (range)

63.6 (41 to 80)

Body mass index, mean (range)

25.5 (19 to 34)

Preoperative stage (%)

Carcinoma in situ

4 (6.5)

T1

3 (4.8)

T2

50 (80.6)

T3

4 (6.5)

T4

1 (1.6)

Preoperative grade (%)

Low

0 (0)

High

62 (100)

Neoadjuvant chemotherapy (%)

9 (14.5%)

Previous Bacillus Calmette-Guérin instillation (%)

8 (12.9%)