Table 5.

Joint-effects among XPA rs2808668, XPC rs2733533, and XPD rs1799787

XPA rs2808668	XPC rs2733533	XPD rs1799787	OR (95% CI)†	P‡
CC	CC	CC	Reference
CC	CC	Any T	2.51 (0.65–9.67)	0.18
CC	Any A	CC	3.50 (0.73–16.87)	0.12
CC	Any A	Any T	4.62 (0.21–99.98)	0.33
Any T	CC	CC	1.70 (1.04–2.80)	0.036
Any T	CC	Any T	2.35 (1.13–4.91)	0.022
Any T	Any A	CC	2.72 (0.99–7.49)	0.052
Any T	Any A	Any T	10.80 (1.83–63.70)	0.009

^†Adjusted by age, gender, smoking status.

^‡After Bonferroni adjustment for multiple comparison, significance level for each individual test is 0.0071.

CI, confidence interval; OR, odds ratio.