Table 3.

Association between race/ethnicity and early‐onset RCC (<50 years old) in Arizona Cancer Registry (n = 9751)

	n	Age (SD)	P	All subtypesa		ccRCC onlyb
				OR (95% CI)	P	OR (95% CI)	P
Racial/ethnic minority groups compared to NHWs			<.001		<.001		<.001
NHW	6965	64.3 (12.6)		Reference		Reference
AI	632	58.9 (12.9)		2.17 (1.68‐2.81)		2.05 (1.55‐2.70)
NHB	330	59.9 (13.3)		1.79 (1.23‐2.62)		1.31 (0.71‐2.41)
AA	84	61.2 (14.3)		2.09 (0.99‐4.38)		2.19 (0.94‐5.09)
HA	1740	59.3 (13.2)		2.14 (1.79‐2.55)		2.05 (1.69‐2.48)
Mexican Americans compared to NHWs			<.001		<.001		.01
NHW				Reference		Reference
Mexican	734	62.0 (13.2)		1.69 (1.27‐2.24)		1.50 (1.10‐2.05)
US/Mexico‐born Mexican Americans compared to NHWs			.004		.07		.17
NHW				Reference		Reference
US‐Born Mexican	335	63.5 (13.5)		1.39 (0.90‐2.14)		1.20 (0.74‐1.96)
Mexico‐Born	238	61.7 (12.3)		1.57 (0.98‐2.52)		1.59 (0.96‐2.65)

Abbreviations: AA, Asian American; AI/AN, American Indian and Alaska Native; ccRCC, clear cell renal cell carcinoma; HA, Hispanic American; NHB, Non‐Hispanic Black; NHW, Non‐Hispanic White; RCC, renal cell carcinoma.

^aEarly‐onset (age < 50) compared to late‐onset (≥age 50) adjusting for gender, marital status, stage at diagnosis, and RCC histologic subtype.

^bEarly‐onset (age < 50) compared to late‐onset (≥age 50) adjusting for gender, marital status, and stage at diagnosis.