Table 3 Correlation of DNA methylation at cg19859270 in PBMCs and frequency of GPR15 expressing CD3 lymphocytes in non-smoker versus smoker

Smoking habit

−4.17

1.32

0.011

Gender

−1.51

1.83

0.428

Age

0.03

0.05

0.558

CD3+

0.11

0.07

0.171

GPR15+ of CD3+

−0.35

0.10

0.007

~Smoking habit^a

−0.71

0.33

0.008

~Smoking habit^b

0.53

4.19

0.904

~GPR15+ of CD3+^a

−0.38

0.09

0.003