Table 3 Caries increment (ΔDFS) in young adults (n = 982) over the 3-year observation period in relation to tobacco habits
From: Tobacco use and caries increment in young adults: a prospective observational study
ΔDFS ≥ 0 (%) | ΔDFS | RR | 95% CI | |
|---|---|---|---|---|
No tobacco | 32.6 | 0.9 (1.6) | ||
Tobacco use | 42.2 | 1.4a (2.4) | 1.5a | (1.3–1.8) |
Smoking | 47.3 | 1.6a (2.6) | 1.5a | (1.2–1.7) |
Smokeless tobacco (snuff) | 27.0 | 0.7 (1.5) | 0.8 | (0.5–1.3) |