Table 5

ORs for combinations of GSTM1, GSTT1, and GSTP1 genotypes and breast cancer

GST genotypeCases/controlsORa (95% CI)
GSTM1GSTT1GSTP1
PresentPresent Ile/Ile 104 /86Referent
NullPresent Ile/Ile 83 /760.9 (0.6–1.4)
PresentNull Ile/Ile 18 /121.2 (0.6–2.7)
PresentPresentIle/Val or Val/Val174 /1790.8 (0.6–1.2)
NullNull Ile/Ile 18 /101.2 (0.5–2.9)
NullPresentIle/Val or Val/Val111 /1200.7 (0.5–1.1)
PresentNullIle/Val or Val/Val42 /410.9 (0.5–1.5)
NullNullIle/Val or Val/Val20 /310.5 (0.3–1.0)
Missing118 /108
  • a Adjusted for age and race.