Table 3.

Interaction between ALDH2 and ADH2 genotype and the ORs for esophageal cancer

ADH2	ALDH2	Cases	Controls	OR1 (95% CI)	OR2 (95% CI)
A/A	G/G	44	68	1.00	1.00
G/A+G/G	G/G	46	46	1.55 (0.89-2.70)	1.46 (0.79-2.70)
A/A	G/A	40	33	1.87 (1.03-3.40)	1.93 (0.99-3.75)
G/A+G/G	G/A	49	33	2.29 (1.28-4.11)	2.10 (1.13-3.91)
A/A	A/A	22	7	4.98 (1.91-12.33)	5.28 (1.88-14.83)
G/A+G/G	A/A	20	4	7.73 (2.48-24.13)	12.22 (2.62-56.91)

¹Crude OR;

²ORs were adjusted for income.