Comparison 5. Antimicrobial treatment (CHX or iodine‐NaF and prophylaxis) versus placebo.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Caries presence in primary teeth	3	479	Risk Ratio (M‐H, Fixed, 95% CI)	0.97 [0.80, 1.19]
2 Mother DMFS increment	2	130	Mean Difference (IV, Fixed, 95% CI)	‐0.21 [‐2.22, 1.79]
3 Mother DMFT increment	1	66	Mean Difference (IV, Fixed, 95% CI)	‐0.30 [‐1.86, 1.26]
4 Adverse events for mother or child			Other data	No numeric data