Effect of smoking and alcohol consumption on pulmonary tuberculosis among Batak ethnic population in Medan, Indonesia

Simultaneous consumption of tuak, a traditional alcoholic beverage, and smoking is prevalent among Batak ethnic group in Indonesia. This research was to find out the association between smoking and alcohol consumption with the risk of Pulmonary Tuberculosis (PTB) in Batak ethnic group in Medan, Indonesia. A matched case-control study was conducted on 100 PTB patients and 100 healthy individuals group. Smoking and alcohol consumption was self-reported. Data were analyzed with Epi Info program. Smoking and alcohol consumption habit is a significant difference in case and control group (p<0.01). After conditional logistic regression analysis with non-smoking and non-alcohol consuming as a comparative, the Odds Ratio (OR) for the smoking-only group was 4.08 (95% CI: 1.28-13.05). For the alcohol-only consuming group was 1.83 (95% CI: 0.11-28.95) and for the smoking and alcohol consuming group was 13.7 (95% CI: 4.02-46.94). There is an association between smoking and alcohol consumption and the risk of PTB in Batak ethnic group in Medan, Indonesia.