Comparison 1. Dietary behavior change interventions with a caregiver component versus interventions without a caregiver component.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Children's dietary intake—total energy intake (kcal/d): end of intervention	1		Mean Difference (IV, Fixed, 95% CI)	Totals not selected
2 Children's dietary intake—percentage energy intake from fat: end of intervention	1		Mean Difference (IV, Fixed, 95% CI)	Totals not selected
3 Children's dietary intake—percentage energy intake from saturated fat: end of intervention	1		Mean Difference (IV, Fixed, 95% CI)	Totals not selected
4 Children's dietary intake—percentage energy intake from protein: end of intervention	1		Mean Difference (IV, Fixed, 95% CI)	Totals not selected
5 Children's dietary intake—sodium intake (mg/kcal): follow‐up time point	1		Mean Difference (IV, Fixed, 95% CI)	Totals not selected
6 Children's dietary intake—sodium intake (g/d): end of intervention	1		Mean Difference (IV, Fixed, 95% CI)	Totals not selected
7 Children's dietary intake—fruit intake: end of intervention	1		Mean Difference (IV, Fixed, 95% CI)	Totals not selected
8 Children's dietary intake—fruit intake: follow‐up time point	1		Mean Difference (IV, Fixed, 95% CI)	Totals not selected
9 Children's dietary intake—vegetable intake: end of intervention	1		Mean Difference (IV, Fixed, 95% CI)	Totals not selected
10 Children's dietary intake—vegetable intake: follow‐up time point	1		Mean Difference (IV, Fixed, 95% CI)	Totals not selected
11 Children's body mass index or weight‐for‐height parameter—body mass index (value or percentile): end of intervention	2	313	Std. Mean Difference (IV, Random, 95% CI)	‐0.08 [‐0.31, 0.14]