Table 2. Logistic regression analysis for the associations of the FAM13A SNPs with COPD and LC.
| SNP | Frequency of genotypes |
OR (95% CI) | P | Frequency of genotypes | OR (95% CI) | P | Frequency of genotypes | OR (95% CI) | P | |
|---|---|---|---|---|---|---|---|---|---|---|
| Controls | COPD | LC | COPD with LC+COPD | |||||||
| rs7671167 | ||||||||||
| TT | 0.24 | 0.38 | 11 | 0.28 | 11 | 0.35 | 11 | |||
| TC | 0.50 | 0.47 | 0.62 [0.41–0.93] | 0.0223 | 0.44 | 0.79 [0.58–1.06] | 0.118 | 0.49 | 0.69 [0.49–0.98] | 0.036 |
| CC | 0.26 | 0.15 | 0.19 [0.09 –0.37] | <0.00012 | 0.28 | 0.95 [0.67–1.34] | 0.761 | 0.16 | 0.45 [0.29–0.70] | 0.00042 |
| TC+CC | 0.76 | 0.62 | 0.54 [0.36–0.79] | 0.00152 | 0.72 | 0.84 [0.63–1.12] | 0.230 | 0.65 | 0.61 [0.44–0.85] | 0.0032 |
| rs1903003 | ||||||||||
| TT | 0.27 | 0.40 | 11 | 0.32 | 11 | 0.38 | 11 | |||
| CT | 0.51 | 0.47 | 0.63 [0.42–0.94] | 0.024 | 0.46 | 0.77 [0.58 –1.04] | 0.084 | 0.49 | 0.69 [0.49–0.96] | 0.028 |
| CC | 0.22 | 0.13 | 0.41 [0.23–0.71] | 0.00142 | 0.22 | 0.85 [0.60–1.20] | 0.355 | 0.13 | 0.42 [0.26–0.67] | 0.00022 |
| CT+CC | 0.73 | 0.60 | 0.56 [0.38–0.52] | 0.00282 | 0.68 | 0.80 [0.61 –1.05] | 0.103 | 0.62 | 0.60 [0.44–0.83] | 0.00192 |
| rs2869967 | ||||||||||
| TT | 0.34 | 0.23 | 11 | 0.35 | 11 | 0.23 | 11 | |||
| CT | 0.49 | 0.49 | 1.41 [0.90–2.20] | 0.134 | 0.43 | 0.86 [0.65–1.14] | 0.295 | 0.49 | 1.44 [0.48–1.00] | 0.052 |
| CC | 0.17 | 0.28 | 2.41 [1.44–4.05] | 0.00072 | 0.22 | 1.27 [0.89–1.81] | 0.193 | 0.28 | 2.36 [1.53–3.64] | <0.00012 |
| CT+CC | 0.66 | 0.77 | 1.66 [1.09–2.53] | 0.01702 | 0.65 | 0.96 [0.74–1.25] | 0.782 | 0.77 | 1.67 [1.18–2.36] | 0.00342 |
COPD—chronic obstructive pulmonary disease; LC—lung cancer; COPD with LC+COPD: the associations with COPD were studied twice: using pure COPD group and COPD with 40% admixture of subjects with concomitant LC.
1Reference category; OR (95% CI), odds ratio (95% confidence interval).
2Result statistically significant (P < 0.0125, after Bonferroni correction).