Table 2

Multivariable regression analysis for smoking and body mass index (BMI)

Variables in modelHR (95%CI)p Value
Model 1
 Smoking (ever vs never)9.6 (1.3 to 72.9)0.029
Model 2
 BMI (≥25 vs <25 kg/m2)5.6 (1.3 to 25.0)0.023
Model 3
 Smoking (ever vs never)8.2 (1.1 to 62.6)0.042
 BMI (≥25 vs <25 kg/m2)4.8 (1.1 to 21.4)0.039