Table 3. Stratified analyses between CAMKK1 rs72114723 polymorphism and the risk of LC.

Variable	CAMKK1 rs72114723 (case/control)			CC compared with TT	CC + TC compared with TT	CC compared with TC + TT
	CC	TC	TT
Sex
Male	54/32	105/120	87/90	1.75 (1.03–2.96); 0.038	1.08 (0.75–1.57); 0.675	1.85 (1.14–2.98); 0.012
Female	7/6	17/10	46/59	1.50 (0.47–4.76); 0.495	1.92 (0.92–4.04); 0.083	1.28 (0.41–4.01); 0.674
Age (years)
<50	27/14	46/38	48/50	2.48 (0.72–8.44); 0.153	1.46 (0.86–2.49);0.162	1.81 (0.89–3.67); 0.102
≥50	34/24	76/92	85/99	4.39 (0.90, 21.50); 0.067	1.10 (0.75–1.63); 0.617	1.68 (0.96–2.95); 0.071
Smoking status
Non-smoker	5/8	10/7	66/63	0.60 (0.19–1.92); 0.387	0.96 (0.43–2.11); 0.909	0.58 (0.18–1.84); 0.352
Smoker	56/30	112/123	67/86	2.40 (1.39–4.14); 0.002	1.41 (0.96–2.08); 0.082	2.18 (1.34–3.55); 0.002

Bold values are statistically significant (P<0.05).