Comparison 9. 0 ppm F versus 1450 ppm F in children and adolescents (immature permanent dentition).

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 D(M)FS	4	4406	Std. Mean Difference (IV, Random, 95% CI)	‐0.34 [‐0.51, ‐0.18]
2 D(M)FT	4	4406	Std. Mean Difference (IV, Random, 95% CI)	‐0.37 [‐0.50, ‐0.24]
3 Proportion developing new caries	1		Risk Ratio (M‐H, Random, 95% CI)	Subtotals only