Table 4.

Milk and Nutrient Intakes

Component
(unit · kg−1 · day−1)
Fortified Human MilkPreterm Formula
Overall intakes throughout  hospitalization
 Total fluid intake (mL) 158  ± 7* 147  ± 14
 Total human milk intake
 (mL)
96  ± 230
 Total formula intake (mL) 20  ± 2592  ± 33
Intakes during and between
 balance studies (enteral  feeding period)
 Milk (mL) 180  ± 13157  ± 10
 Energy (kcal)134  ± 23129  ± 11
 Nitrogen (mg)§ 662  ± 297553  ± 44
 Fat (g)6.0  ± 1.86.0  ± 0.5
 Calcium (mg)196  ± 22192  ± 15
 Phosphorus (mg)118  ± 13120  ± 9
 Magnesium (mg) 7.9  ± 1.19.1  ± 0.7
 Zinc (mg)§ 1.9  ± 0.42.1  ± 0.2
 Copper (μg)§ 247  ± 47218  ± 40
  • * Values are mean ± SD.

  • Changes in intakes from 6 to 9 weeks were not significant.

  • P ≤ .001,

  • § Differences between groups:

    P ≤ .01.

    Conversion factors: 1 kJ = 4.184 kcal, 1 mmol N = 14 mg, 1 mmol Ca = 40 mg, 1 mmol P = 31 mg, 1 mmol Mg = 24 mg, 1 mmol Zn = 65 mg, 1 mmol Cu = 64 mg.