A cross-sectional study of the prevalence and correlates of tobacco Use in Chennai, Delhi, and Karachi: data from the CARRS study

1 Department of Behavioral Sciences and Health Education, Emory University Rollins School of Public Health, 1518 Clifton Rd NE, Atlanta, 30322, Georgia, USA

2 Public Health Foundation of India, Plot No 47, Sector 44, Gurgaon, 122002, Haryana, India

3 Centre for Chronic Disease Control, Plot No 47, Sector 44, Gurgaon, 122002, Haryana, India

4 Hubert Department of Global Health, Emory University Rollins School of Public Health, 1518 Clifton Rd NE, Atlanta, 30322, Georgia, USA

5 Aga Khan University, Stadium Road, Karachi, 74800, Pakistan

6 Madras Diabetes Research Foundation, No 4, Conran Smith Road, Gopalapuram, Chennai, 600 086, India

7 Department of Endocrinology Metabolism, All India Institute of Medical Sciences (AIIMS), Ansari, New, Nagar 110029, Delhi, India