Table 1. Software data (FFQg ver. 2.0 Kenpaku-sha, Tokyo, Japan) calculations of dietary intake per day of 15 women and 15 men from data collected using the food frequency questionnaire based on food groups.

	Men (n=15)	Women (n=15)	p value
Energy (Kcal/d)	1,833.5 ± 93.8	1,631.8 ± 78.8	0.11
Protein (g/d)	57.7 ± 2.4	59.0 ± 2.7	0.73
Fat (g/d)	61.2 ± 4.3	56.0 ± 3.3	0.34
Saturated fatty acid (g/d)	18.4 ± 1.3	18.7 ± 1.3	0.85
Monounsaturated fatty acid (g/d)	22.8 ± 1.8	19.8 ± 1.1	0.16
Polyunsaturated fatty acid (g/d)	12.6 ± 0.9	10.2 ± 0.7	0.04
n-3 Polyunsaturated fatty acid (g/d)	2.1 ± 0.1	1.7 ± 0.2	0.05
n-6 Polyunsaturated fatty acid (g/d)	10.5 ± 0.8	8.4 ± 0.5	0.04
Cholesterol (mg/d)	261.7 ± 22.6	251.8 ± 19.3	0.90
Carbohydrate (g/d)	234.2 ± 12.7	211.5 ± 12.9	0.22
Soluble dietary fiber (g/d)	2.3 ± 0.2	3.0 ± 0.3	0.04
Insoluble dietary fiber (g/d)	6.8 ± 0.4	8.6 ± 0.6	0.02
Total dietary fiber (g/d)	9.4 ± 0.6	11.8 ± 0.8	0.03
Retinol (μg/d)	166.5 ± 11.9	188.2 ± 17.2	0.41
α-Carotene (μg/d)	407.0 ± 54.5	564.3 ± 81.9	0.09
β-Carotene (μg/d)	2,424.3 ± 312	3,387.2 ± 480.7	0.11
Cryptoxanthin (μg/d)	277.5 ± 60.3	456.0 ± 124.7	0.48
Retinol equivalent (μg/d)	401.5 ± 28.0	515.1 ± 46.7	0.08
Vitamin D (μg/d)	5.1 ± 0.4	5.3 ± 0.7	0.78
α-Tocopherol (mg/d)	5.8 ± 0.3	5.4 ± 0.3	0.28
Vitamin K (μg/d)	146.8 ± 8.7	188.6 ± 15.6	0.03
Vitamin B1 (mg/d)	0.8 ± 0.04	0.8 ± 0.04	0.34
Vitamin B2 (mg/d)	0.8 ± 0.04	1.0 ± 0.05	0.07
Niacin (mg/d)	13.8 ± 0.7	12.7 ± 0.7	0.29
Vitamin B6 (mg/d)	0.9 ± 0.05	1.0 ± 0.1	0.60
Vitamin B12 (μg/d)	5.3 ± 0.4	5.1 ± 0.6	0.78
Folic acid (μg/d)	190.4 ± 10.1	246.9 ± 18.5	0.02
Pantothenic acid (mg/d)	4.4 ± 0.2	4.8 ± 0.2	0.19
Vitamin C	54.4 ± 5.4	81.7 ± 10.4	0.08
Na (mg/d)	3,450.5 ± 277.4	2,868.8 ± 284.2	0.15
K (mg/d)	1,715.6 ± 90.9	1,989.1 ± 116.1	0.07
Ca (mg/d)	359.2 ± 31.4	493.9 ± 39.7	0.01
Mg (mg/d)	187.0 ± 9.9	201.4 ± 10.3	0.32
P (mg/d)	807.5 ± 36.7	877.3 ± 48.6	0.26
Fe (mg/d)	5.7 ± 0.2	6.2 ± 0.3	0.19
Zn (mg/d)	6.9 ± 0.3	7.1 ± 0.3	0.76
Cu (mg/d)	0.9 ± 0.04	0.9 ± 0.1	0.50
Mn (mg/d)	2.1 ± 0.1	2.1 ± 0.1	0.99