Comparison 2. High versus standard volume of unfortified human milk or term formula.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
2.1 Weight gain during hospital stay (g/kg/day)	1	61	Mean Difference (IV, Fixed, 95% CI)	6.20 [2.71, 9.69]
2.2 Necrotising enterocolitis	1	61	Risk Ratio (M‐H, Fixed, 95% CI)	1.03 [0.07, 15.78]
2.3 Time to regain birth weight (days)	1	61	Mean Difference (IV, Fixed, 95% CI)	‐0.50 [‐2.61, 1.61]