Table 1.

Patient characteristics.

Patient characteristics	BCG (52)	GEM (51)	p-Value
Median age	77	78
Sex, n (%)
Male	43(83%)	43(84%)	0.8
Female	9(17%)	8(16%)
Histology
High grade	30(58%)	30(60%)	0.9
Low grade	07(13%)	08(15%)
Carcinoma in situ	15(29%)	13(25%)
Number of tumor foci
Single	38(73%)	35(69%)	0.6
Multiple	14(27%)	16(31%)
European association of urology risk group
Low	2(4%)	10(19%)	0.02
Intermediate	37(71%)	34(66%)
High	13(25%)	7(15%)
Prior BCG therapy	11(21%)	15(29%)	0.3
Maintenance therapy	29(56%)	27(53%)	0.7

GEM, intravesical gemcitabine; BCG, intravesical Bacillus Calmette–Guérin.