STUDY TO KNOW THE RELATIONSHIP BETWEEN PULMONARY TUBERCULOSIS AND CIGARETTE SMOKING

Objective: To verify the pulmonary tuberculosis and cigarette smoking relationship. Study Design: A retrospective study. Place and Duration: The study was conducted at the Pulmonology Department of Nishter Hospital, Multan for one year period from December 2016 to December 2017. Methodology: Sixty patients with recorded pulmonary tuberculosis (positive smear) having age of 15-96 years were included in the study and 122 were randomly selected as the control group, age and sex without tuberculosis (in-patient surgical facilities and orthopedics). cigarette smoking, number of smoking cigarettes and smoking cessation were obtained from medical records. Data in two groups were compared using the SPSS 16. To compare cigarette smoking frequency in the two group's chi-square test was used. Where appropriate, 95% confidence intervals were calculated. P value difference of <0.05 was considered significant. Results: There were 122 controls and 22 (18%) total smokers, 61 of them smoked 42 (68.9%) smokers. The probability ratio (OR) between tuberculosis and smoking was 10.1 with confidence interval of 23.5 95 4.3), p <0.001]. controls and cases were 13.5 +/- 9.1 and 15.9 +/- 13.7 (p = 0.6), respectively, in the average pocket smoking year (20 / pocket). Conclusion: This study has shown that there is association between smoking and pulmonary tuberculosis. The relationship is not bound to dose. Risk factor for TB is smoking.