Table 2.

Macronutrient intake (DRI) by gender and age (Mean, SD by USDA age groups)

Nutrient	RDA	% Calories (AMDR)	Gender	13 yrs (N = 15)	14–18 yrs (N = 30)	19–21 yrs (N = 11)
Calories			M	1370 ±841	2056 ±989	2054 ±1063
			F	1304 ±489	1421 ±837	1571 ±670
Calories per kg			M	27 ± 19	36 ± 22	31 ± 18
			F	27 ± 13	25 ± 11	27 ± 14
Protein (g)	13 (34); 14–18 (52); 19–21 (56)		M	44 ± 24	65 ± 34	69 ± 43
	13 (34); 14–21 (46)		F	36 ± 10	40 ± 17	54 ± 33
Protein (%)		13–18 (10–30); 19–21 (10–35)	M	13 ± 1	13 ± 3	13 ± 2
		13–18 (10–30); 19–21 (10–35)	F	12 ± 3	12 ± 3	13 ± 4
Total Fat (g)			M	55 ± 30	83 ± 41	79 ± 47
			F	54 ± 24	53 ± 43	55 ± 35
Total Fat (% of kcal)		13–18 (25–35); 19–21 (20–35)	M	38 ± 5	36 ± 5	34 ± 3
		13–18 (25–35); 19–21 (20–35)	F	36 ± 6	33 ± 11	30 ± 9
Total Fat (kcal)			M	499 ± 274	745 ±367	715 ±419
			F	482 ±215	479 ±386	494 ±314
Carbohydrate (g)			M	180 ±120	272 ±131	274 ±120
			F	177 ±67	207 ±120	222 ± 87
Carbohydrate (% of kcal)		All ages (45–65)	M	51 ± 5	53 ± 7	55 ± 4
		All ages (45–65)	F	55 ± 6	58 ± 13	59 ± 13
Carbohydrate (kcal)			M	720 ±481	1086 ±524	1095 ±479
			F	708 ±268	826 ±482	889 ±348
Saturated Fats (g)		All ages (< 10%)	M	19 ± 8	31 ± 16	28 ± 18
		All ages (< 10%)	F	19 ± 9	18 ± 13	18 ± 8
Monounsaturated Fats (g)			M	21 ± 10	31 ± 17	31 ± 19
			F	21 ± 10	20 ± 19	24 ±19
Polyunsaturated Fats (g)			M	12 ± 11	15 ± 8	14 ± 8
			F	11 ± 5	11 ± 10	10 ± 6
Cholesterol (mg)	All ages (< 300)		M	123 ±67	179± 98	275 ±141
	All ages (< 300)		F	95 ± 42	90 ± 43	128 ± 95
Total Fiber (g)	13 (25); 14–18 (31); 19–21 (34)		M	12 ± 6	16 ± 8	15 ± 6
	13 (22); 14–18 (25); 19–21 (28)		F	12 ± 3	15 ± 12	14 ± 7

M = male; F = female. RDA = level of nutrient likely to meet the needs of 97.5% of the population. AMDR = range for an energy source associated with reduced risk of chronic disease (source: National Research Council, IOM).