Table 3: The odds ratio (OR) for increasing inflammatory mark by genetic variations of GSTs in relation to blood lead level >6.47  g/dL.

GST genetic variationCRP*
OR95% CI

GSTP1 (Ile105Val)
 Ile/Ile1Reference
 Ile/Val and Val/Val1.46 1.05−2.20
GSTM1
 +/+1Reference
 −/−1.321.03−1.69
GSTT1
 +/+1Reference
  −/−1.651.17−2.35
GSTM1 and GSTT1
 +/+1Reference
 +/− or −/+1.070.88−1.31
 −/−1.981.47−2.55

CRP: C-reactive protein; OR: odds ratio; CI: confidence interval.
*With adjustment for age, body mass index, smoking status, alcohol use, and blood pressure.