Effect of folic acid supplementation on homocysteine concentration and association with training in handball players

Table 2 Energy, macronutrient and folic acid intakes at three time points

N = 14	RDA	Week 0		Week 8		Week 16
N = 14		Mean	SD	Mean	SD	Mean	SD
Energy (kcal/kg/day)	44*	34.45	3.56	38.91^a	4.15	38.54^a	2.94
Macronutrients (g/day)
Protein	104 – 147*	133.43	14.32	146.64	35.64	147.04^a	25.51
Carbohydrate	519 – 865*	360.91	27.64	421.50^a	49.24	416.80^a	38.82
Fat	78 – 95*	118.57	22.52	132.22 ^a	17.75	129.57	21.79
Macronutrients (g/kg/day)
Protein	1.2 - 1.7*	1.54	0.22	1.70	0.44	1.70^a	0.33
Carbohydrate	6 – 10*	4.17	0.41	4.88^a	0.60	4.82^a	0.36
Fat	0.9 – 1.1*	1.37	0.28	1.53^a	0.19	1.49	0.21
Macronutrients (% energy intake)
Protein	12 – 15%*	17.97	1.83	17.47	3.73	17.65	2.54
Carbohydrate	45 – 65%*	48.66	4.10	50.21	2.54	50.20	3.62
Fat	20 – 35%*	35.71	4.88	35.51	3.81	34.92	4.01
Vitamins (μg/day)
Folic acid	400*	301.97	89.05	516.11^a	54.49	290.35^b	98.57

RDA, recommended daily allowance. SD, standard deviation.
* Values used for comparison were from previous publications [28, 29].
^a Statistically significant differences (P < 0.05) between Week 0 vs. Week 8 and Week 16.
^b Statistically significant differences (P < 0.05) between Week 8 vs. Week 16.

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