Started toothbrushing with fluoride toothpaste before 4 years (earlier start) vs Started after 4 years (later start)
Fluorosis (percentage prevalence in permanent teeth) · Children exposed to topical fluoride when under 6 years old; fluorosis assessed in permanent teeth at 6 to 18 years
It is very uncertain whether started toothbrushing with fluoride toothpaste before 4 years… changes fluorosis (percentage prevalence in permanent teeth) compared with started after 4 years (later start) (very low certainty).
1 finding from 1 review
- Topical fluoride as a cause of dental fluorosis in children 2024 · Cochrane All outcomesFluorosis assessed when most permanent teeth of interest had erupted (6 to 18 years)OR 1.60 [0.77, 3.35]2 studies · 1484 participantsVery low