The Relationship between Body Mass Index and Smoking Cessation Plans in Korean Adults.

Background: Concerns regarding weight gain after smoking cessation may interfere with quitting smoking. This study investigated the association between smoking cessation plans and body mass index (BMI, kg/m) in Korean adult smokers.

Methods: Using data from the sixth Korea National Health and Nutrition Examination Survey (2013-2015), 3,000 current smokers aged 19 years or older were selected and divided into four weight groups.