Table 3.

Multivariable fine and gray subdistribution hazards model with month from bladder cancer diagnosis to 5-year total progression as the outcome

Variable	Comparison	HR (95% CI)	P value
NMIBC group	With prior prostate cancer RT vs without prior RT	0.99 (0.61-1.58)	.95
Age at Bladder Cancer Diagnosis	1-unit Increase (per 10 years)	1.03 (0.89, 1.19)	.68
White	No vs Yes	1.03 (0.66, 1.60)	.90
Rural-Urban SEER Status	Nonmetropolitan vs Metropolitan Counties	1.33 (1.06, 1.67)	0.01
Categorical Charlson Comorbidity Index score	2-3 vs 0-1	0.92 (0.72-1.16)	.47
≥4 vs 0-1	1.00 (0.68-1.46)	>0.99
No. of TURBT after bladder cancer diagnosis	1-unit Increase	1.14 (1.11-1.17)	<.001
AJCC T stage	T1 vs Ta	3.36 (2.65-4.26)	<.001
Tis vs Ta	2.14 (1.51-3.03)	<.001

Abbreviations: AJCC, American Joint Committee on Cancer; HR, hazard ratio; NMIBC, non–muscle-invasive bladder cancer; RT, radiation therapy; TURBT, transurethral resections of bladder tumor.