A cross sectional study on the physical activity status of adult e-cigarette users in a suburban public housing area & its vicinity in the Federal Territory of KL, Malaysia.

This cross-sectional study was carried out among adult e-cigaratte users of an urban poor community. The sample size was calculated using Krecjie and Morgan formula for prevalence studies of a known population. Self administered questionnaire was given to the residents by year three medical students over 1 weekend. Ethical clearance was provided and written informed consent was given by all participants in this study.