Table 2.

Univariate hazard of death for black race^a stratified by prognostic and demographic variables, Detroit Surveillance, Epidemiology and End Results renal cell carcinoma cases diagnosed between 2002 and 2007

	Black race	P value
	HR (95% CI)
Overall	1.28 (1.00–1.64)	0.053
By sex
Male	1.18 (0.86–1.62)	0.309
Female	1.43 (0.96–2.14)	0.079
By age at diagnosis
<65 years	1.46 (1.06–2.01)	0.020
65+ years	1.12 (0.75–1.68)	0.588
By tumor size (cm)
≤4 cm	2.15 (1.51–3.06)	<0.001
>4 cm	0.81 (0.56–1.19)	0.284
By AJCC stage
I	1.67 (1.20–2.33)	0.002
II	0.55 (0.23–1.32)	0.178
III	1.73 (0.83–3.60)	0.145
IV	0.95 (0.51–1.78)	0.880
By histology
Clear cell	1.34 (0.98–1.83)	0.069
Papillary	1.00 (0.54–1.82)	0.987
Chromophobe	1.05 (0.33–3.32)	0.939
Cystic	2.18 (0.84–5.65)	0.110
Other	0.89 (0.27–3.00)	0.856
By Fuhrman grade
I and II	1.37 (0.94–1.99)	0.104
III and IV	1.30 (0.87–1.93)	0.199
By surgical treatment
None	1.19 (0.50–2.86)	0.693
Open radical nephrectomy	1.33 (0.94–1.87)	0.108
Laparoscopic radical nephrectomy	1.49 (0.91–2.44)	0.116
Nephron‐sparing surgery	1.13 (0.57–2.24)	0.723
By symptomatology
Asymptomatic	1.37 (0.92–2.06)	0.126
Local	0.98 (0.61–1.57)	0.915
Systemic	1.09 (0.65–1.83)	0.736
By history of renal‐relevant comorbidities
None	1.38 (0.83–2.29)	0.212
Hypertension only	1.02 (0.68–1.53)	0.919
Diabetes only	0.78 (0.17–3.59)	0.748
Hypertension and diabetes (without chronic renal failure)	0.85 (0.46–1.58)	0.609
Chronic renal failure	1.25 (0.50–3.13)	0.642
By deprivation indexb
Q1 (lowest)	1.52 (0.61–3.82)	0.373
Q2	0.74 (0.30–1.85)	0.524
Q3	0.67 (0.21–2.13)	0.494
Q4	0.94 (0.57–1.57)	0.816
Q5 (highest)	1.46 (0.58–3.68)	0.429
By education
Less than high school	1.27 (0.75–2.15)	0.378
High school graduate	1.10 (0.70–1.74)	0.673
1–3 years of college	1.41 (0.90–2.22)	0.135
College graduate	0.90 (0.40–2.02)	0.807

^aCompared to white race.

^bSee Table 1 footnote for definition.