Comparison 6. Children‐ efficacy.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Glycated haemoglobin	2		Mean Difference (IV, Fixed, 95% CI)	Subtotals only
1.1 Children	2	399	Mean Difference (IV, Fixed, 95% CI)	‐0.07 [‐0.29, 0.15]
2 Fasting blood glucose	2		Mean Difference (IV, Fixed, 95% CI)	Subtotals only
2.1 Children	2	399	Mean Difference (IV, Fixed, 95% CI)	‐0.88 [‐1.26, ‐0.51]
3 Fasting plasma glucose	1		Mean Difference (IV, Fixed, 95% CI)	Subtotals only
3.1 Children	1	50	Mean Difference (IV, Fixed, 95% CI)	0.40 [‐0.00, 0.80]