Table 3. Interaction SNPs detected among CHRNB2, NTRK2, BDNF, and CHRNA4.
| Modela | TAb | p sign valuec | p perm valued |
| rs2072660-rs1209068-rs11030134-rs6011770 | |||
| GEE-GMDR | .5780 | <10e-04 | 2.62e-04 |
| GMDR FTND e | .5411 | 6.30e-02 | 9.87e-02 |
| GMDR ND f | .5283 | 2.41e-02 | 2.40e-01 |
| GMDR MC g | .5128 | 5.40e-01 | 7.86e-01 |
a
In the model, from left to right, the SNPs are located in CHRNB2, NTRK2, BDNF, CHRNA4, respectively.
b
TA denotes test accuracy.
c
p sign values were from the sign test after Bonferroni correction.
d
p perm values were from the permutation test after Bonferroni correction.
e
FTND denotes the Fagerstrom Test for Nicotine Dependence.
f
ND denotes the DSM4 Nicotine Dependence.
g
MC denotes the Maximum number of Cigarette.