Table 1.

Demographic, clinical and pathologic characteristics of the 287 subjects comprising the study cohort

Features	Bladder cancer (%) N = 213	Controls (%) N = 74
Age (years)
< 65	50 (23.5%)	74 (100.0%)
> 65	150 (70.4%)	0 (0.0%)
Unavailable	13 (6.1%)
Sex
Female	48 (24.0%)	16 (21.6%)
Male	152 (76.0%)
Unavailable	13 (6.1%)
Race
Caucasian	162 (76.1%) %)
Other	30 (14.0%)
Unavailable	21 (9.9%)
Tumor grade
High-grade	175 (82.2%)
Low-grade	26 (12.2%)
Unavailable	12 (5.6%)
Tumor stage
Ta	49 (23.0%)
Tis (CIS)	20 (9.4%)
T1	62 (29.1%)
T2	31 (14.6%)
>T3, N+ or M+	39 (18.3%)
Unavailable	12 (5.6%)
Recurrence
Yes	70 (32.9%)
No	143 (67.1%)