Table 3: Intake of selected nutrients among boys and girls at 9 and 12 months of age as an average intake over a 3-day period ( 𝑛 = 1 2 2 at 9 months and 𝑛 = 1 1 0 at 12 months).

BoysGirls
Mean (SD)Mean (SD)

9 monthsRDI (6–11 mo)
 Energy (kJ/kg)344.7 (82.4)349.4 (83.6)355
 Protein (g/kg)2.63 (0.89)2.46 (0.87)1.1
 Vitamin C (mg/d)67.2 (32.3)71.6 (28.3)20
 Vitamin D (μg/d)9.7 (6.2)9.4 (9.9)*10
 Vitamin A (RJ/d)854.9 (678.1)*947.6 (584.6)300
 Zinc (mg/d)3.32 (1.78)3.23 (1.42)5
 Iron (mg/d)6.28 (3.19)6.27 (2.73)8
 Calcium (mg/d)510.8 (242.2)488.2 (212.7)540
12 monthsRDI (12–23 mo)
 Energy (kJ/kg)351.1 (74.7)353.8 (80.4)355
 Protein (g/kg)3.04 (0.99)*3.03 (0.95)1.0
 Vitamin C (mg/d)58.1 (25.0)60.2 (32.1)25
 Vitamin D (μg/d)9.1 (6.8)8.3 (5.2)10
 Vitamin A (RJ/d)785.3 (999.0)*768.8 (492.1)300
 Zinc (mg/d)3.91 (2.01)2.86 (2.28)*5
 Iron (mg/d)6.82 (3.97)5.77 (1.97)*8
 Calcium (mg/d)565.2 (238.6)576.0 (186.3)600

* Median and interquartile range (IQR).
Significantly different from boys (Mann Whitney 𝑈 test; 𝑃 0 . 0 5 ).