Sex-specific initiation rates of tobacco smoking and its determinants among adults from a Middle Eastern population: a cohort study

To assess the initiation rate and determinants of tobacco smoking among adults. In the Tehran Lipid and Glucose Study, a population-based cohort from Iran, 6101 participants ≥ 18 years old who had never smoked tobacco at baseline (phase II: 2002–2006) were followed until phase VI (2015–2018). Sex-specific initiation rates per 1000 person-years for self-reported tobacco smoking and hazard ratios (HR) for its potential determinants (using Cox...