Results from anonymous questionnaire of 175 participants on their e-cigarette use and smoking behaviour.Participants were older than 18 and attended three universities in the UK.None of the participan
a p≤0.05—nonsmokers vs. ex-smokers b p≤0.05—nonsmokers vs. active smoker c p≤0.05—ex-smokers vs. active smokers # GOLD classification is as detailed in the Global Initiative for Chronic Obstructive Lu
