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. Author manuscript; available in PMC: 2013 Jul 18.

Published in final edited form as: Oral Oncol. 2001 Jul;37(5):437–445. doi: 10.1016/s1368-8375(00)00099-3

Table 3.

CYP2E1 genotypes and oral cancer risk by race

		CYP2E1 genotype
		cl/cl	cl/c2	cl/c3	c2/c3	c4/c4
Caucasians	Cases	105 (92.9)^a	7 (6.2)	0	0	1 (0.9)
	Controls	210 (92.9)	14 (6.2)	2 (0.9)	0	0

	OR (95% CI)^b	1.0		0.49 (0.14–1.67)
African Americans	Cases	55 (90.2)	0	5 (8.2)	1 (1.6)	0
	Controls	155 (89.6)	1 (0.6)	17 (9.8)	0	0

	OR (95% CI)^b	1.0		0.86 (0.24–3.08)
Combined	Cases	160 (92.0)	7 (4.0)	5 (2.9)	1 (0.6)	1 (0.6)
	Controls	365 (91.4)	15 (3.8)	19 (4.8)	0	0

	OR (95% CI)^C	1.0		0.51 (0.22–1.20)

^a

Numbers in parenthesis denote percentages.

^b

ORs and 95% CIs were calculated after adjusting for sex, age, site of subject recruitment, tobacco use and alcohol consumption.

^c

ORs and 95% CIs were calculated after adjusting for race, sex, age, site of subject recruitment, tobacco use and alcohol consumption.