Preterm nutrition and neurodevelopmental outcomes

Table 1 Nutritional requirements¹

Body weight	500-1000 g	1000-1500 g	1500-2200 g	2200-3000g
Foetal weight gain (g/kg/d)	19.0	17.4	16.4	13.4
Protein(g/kg/d)	4.0	3.9	3.7	3.4
Energy (kcal/kg/d)	106	115	123	130
Protein/energy (g/100 kcal)	3.8	3.4	3.0	2.6
Glucose	6-8 mg/kg/min
Lipids	2.5-3.5 g/kg/d
Calcium	60-90 mg/kg/d
Phosphorus	40-70 mg/kg/d

¹Estimated by factorial and empirical methods, derived from several references in this article[14-16].