Comparison 5. Non‐core foods consumption.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
5.1 Non‐core foods (i.e. less healthy/discretionary) consumption	7	1369	Std. Mean Difference (IV, Random, 95% CI)	‐0.05 [‐0.17, 0.08]
5.2 Non‐core foods (i.e. less healthy/discretionary) consumption (sensitivity: studies at low overall risk of bias)	2	316	Std. Mean Difference (IV, Random, 95% CI)	0.11 [‐0.11, 0.34]
5.3 Non‐core foods (i.e. less healthy/discretionary) consumption (Health Promoting Schools: curriculum versus no curriculum)	7	1369	Std. Mean Difference (IV, Random, 95% CI)	‐0.05 [‐0.17, 0.08]
5.3.1 Curriculum	3	982	Std. Mean Difference (IV, Random, 95% CI)	‐0.05 [‐0.18, 0.08]
5.3.2 No curriculum	4	387	Std. Mean Difference (IV, Random, 95% CI)	‐0.13 [‐0.48, 0.22]