Comparison 8. 0 ppm F versus 1000 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	55	31819	Std. Mean Difference (IV, Random, 95% CI)	‐0.28 [‐0.33, ‐0.24]
2 D(M)FT	41	24837	Std. Mean Difference (IV, Random, 95% CI)	‐0.26 [‐0.31, ‐0.21]
3 Proportion developing new caries	7	1898	Risk Ratio (M‐H, Random, 95% CI)	0.90 [0.77, 1.06]