Table 3

XPD codon 751 polymorphism and smoking, combined analysis

SmokingXPD codon 751WhitesBlacksWhites and blacks combined
CasesControlsORadja95% CITest for interaction PCasesControlsORadjb95% CITest for interaction P
Status
 NeverLys/Lys + Lys/Gln27641.0ref241.0ref
 NeverGln/Gln982.20.7–6.4002.20.7–6.4
 EverLys/Lys + Lys/Gln1561034.62.6–8.11584.72.7–8.1
 EverGln/Gln18222.51.1–5.50.03312.41.1–5.30.03
Years Smoked
 0Lys/Lys + Lys/Gln27641.0ref241.0ref
 0Gln/Gln982.30.8–6.8002.30.8–6.7
 1–34Lys/Lys + Lys/Gln69693.11.7–5.7963.21.8–5.8
 1–34Gln/Gln10161.90.7–4.90.06001.90.8–4.90.05
 >35Lys/Lys + Lys/Glnl87347.43.9–14527.23.9–14
 >35Gln/Gln864.01.2–130.07113.61.2–110.05
  • a Adjusted for age and sex.

  • b Adjusted for age, sex, and ethnicity.