Knowledge, Attitude, and Practice of E-Cigarettes of Adolescents and Adults in Saudi Arabia: A Cross-Sectional Study.

Only age was defined as an independent predictor for poor knowledge, where older participants were more likely to have a poor level of knowledge of ECs, highlighting an expected trend as the younger population was generally thought to be more exposed to knowledge and behaviors related to vaping and smoking from their peers and social media [ 31 , 32 ].

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