Table 1.

Characterization of urothelial carcinomas.

	pTa (n = 20)	pT1 (n = 17)	pTis (n = 10)
Age	71.3 (61–82)	72.9 (5–80)	72.4 (62–86)
Gender (M:F)	16:4	14:3	8:2
Grade
Low grade	13	3	0
High grade	7	14	10

pTa = low-grade non-muscle invasive bladder cancer; pT1 = intermediate risk non-muscle invasive bladder cancer; pTis = in situ neoplasia.