Comparison 4. Oral hygiene, diet and feeding practice advice versus standard care.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Caries presence in primary teeth	3		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only
1.1 Caries presence in any teeth	2	365	Risk Ratio (M‐H, Fixed, 95% CI)	0.91 [0.75, 1.10]
1.2 Caries presence in top font four teeth only	1	226	Risk Ratio (M‐H, Fixed, 95% CI)	0.68 [0.42, 1.10]
2 dmfs index	1	187	Mean Difference (IV, Fixed, 95% CI)	‐0.99 [‐2.45, 0.47]
3 dmft index	1	187	Mean Difference (IV, Fixed, 95% CI)	‐0.30 [‐0.96, 0.36]
4 SiC30 index	1	187	Mean Difference (IV, Fixed, 95% CI)	‐0.93 [‐1.73, ‐0.13]
5 Child oral health behaviours			Other data	No numeric data
6 Child dental attendance			Other data	No numeric data
7 Change in mother self‐reported oral health behaviours (including diet) and attitudes			Other data	No numeric data
8 Adverse events for mother or child			Other data	No numeric data