Electronic cigarette use vs Non-smokers
Dry mouth (xerostomia) · Humans who use e-cigarettes (adolescents to adults) assessed for dental caries
Two studies reported more frequent xerostomia (dry mouth) among e-cigarette users than non-smokers, which may raise caries risk, but results were not pooled (ungraded, narrative).
1 finding from 1 review
- The effects of electronic smoking on dental caries and proinflammatory markers: a systematic review and meta-analysis. 2025 All outcomesCross-sectional to 12 months · Clinical/community dental studies in several countries; caries assessed clinically or from national survey/health records/questionnairesNarrative synthesis. E-cigarette users reported dry mouth more frequently than non-smokers: Chaffee 2021 dry mouth 12% (OR 1.4); Alhajj 2022 dry mouth 33.3% in e-cigarette users vs 23.4% in controls. Not pooled.2 studiesGRADE not reported