Table 1.

Patient characteristics

Total number42
Age, median (range)71.2 years (47–89)
Gender
 Male34
 Female8
Grade
 G337 (88.1%)
 Carcinoma in situ18 (42.8%)
 Grade G3 + carcinoma in situ13 (30.9%)
 Carcinoma in situ alone5 (11.9%)
Stage
 Ta12 (28.6%)
 T124 (57.1%)
 Lymphovascular invasion0
Focality
 Single30
 Multiple12
Follow-up time in months median (range)16 (15–33)
History of BCG vaccination24 (57.1%)