An Assessment of the Validity of an Audio-Video Method of Food Journaling for Dietary Quantity and Quality

Table 2

Macro- and micronutrient comparisons between methods.

	Weighed mean ± SD	AV method (R/RD) (mean ± SD)	ICC	Wilcoxon signed-ranks
Total weight (g)	359.3 ± 121.79	434.1 ± 167.36	0.793
Calories (kcal)	593.2 ± 265.74	746.0 ± 370.76	0.813
Energy (kJ)	2477.8 ± 1110.64	3039.2 ± 1501.76	0.808
Protein (g)	29.4 ± 14.49	31.2 ± 15.04	0.891
Carbohydrates (g)	63.2 ± 30.07	79.9 ± 49.21	0.793
Fiber (g)	5.0 ± 2.89	6.4 ± 5.27	0.851
Fat (g)	25.4 ± 14.81	32.5 ± 19.39	0.808
Saturated fat (g)	6.4 ± 4.23	7.9 ± 4.34	0.900
Trans fat (g)	1.6 ± 6.25	1.8 ± 5.10	0.804
Vitamin A (µg)	229.1 ± 216.03	235.3 ± 212.42	0.875
Vitamin C (mg)	17.7 ± 18.04	22.3 ± 23.21	0.823
Vitamin D (mg)	48.7 ± 66.92	54.9 ± 71.11	0.859
Vitamin E (mg)	3.1 ± 2.76	5.1 ± 3.68	0.586
Calcium (mg)	202.1 ± 223.47	215.7 ± 201.18	0.911
Magnesium (mg)	68.9 ± 24.05	83.1 ± 50.14	0.778
Potassium (mg)	785.2 ± 350.49	947.3 ± 625.94	0.821
Sodium (mg)	1114.8 ± 627.64	1279.5 ± 794.31	0.880
Iron (mg)	3.8 ± 1.85	4.5 ± 1.99	0.885
Zinc (mg)	3.3 ± 2.08	3.5 ± 2.03	0.976
Folate (µg)	105.9 ± 68.35	119.4 ± 76.16	0.933