Abstract Introduction: There are limited data on the use of electronic cigarettes (e-cigarettes) among youth, particularly with regard to the use of nicotine versus nonnicotine products. This study investigates ever use of nicotine and nonnicotine e-

Public debate abounds about e-cigarettes, their promotion, sale and use; concerns over youth uptake; the potential for renormalization of smoking; their effectiveness as a cessation aid; and their health impacts. OTRU, in partnership with the Centre