Table 5.

Pearson correlation coefficients among daily nutrient intakes from 24 h dietary recalls and those from quantitative food frequency questionnaire using either an original-portion size (original-PS) or a gender specific-portion size (GS-PS) in the calibration study of the Multiethnic Cohort ¹.

	Daily Intake					Nutrient Density
	Men (n = 1141)		Women (n = 1150)			Men (n = 1141)		Women (n = 1150)
	Original-PS	GS-PS	Original-PS	GS-PS		Original-PS	GS-PS	Original-PS	GS-PS
Energy (kcal)	0.30	0.24	0.28	0.23
Macronutrients (g/day)					Macronutrients (% energy)
Protein	0.29	0.23	0.29	0.26	Protein	0.38	0.38	0.49	0.50
Fat	0.37	0.33	0.34	0.29	Fat	0.62	0.63	0.62	0.61
Saturated fat	0.45	0.42	0.42	0.39	Saturated fat	0.68	0.69	0.70	0.69
Carbohydrate	0.37	0.33	0.36	0.34	Carbohydrate	0.66	0.68	0.66	0.65
Dietary fiber	0.47	0.48	0.49	0.49	Dietary fiber (g/1000 kcal)	0.74	0.75	0.75	0.75
Vitamins and Minerals (mg/day)					Vitamins and Minerals (mg/1000 kcal)
Vitamin A (IU)	0.45	0.43	0.47	0.46	Vitamin A (IU)	0.59	0.59	0.60	0.60
Vitamin D (IU)	0.52	0.52	0.56	0.55	Vitamin D (IU)	0.60	0.59	0.63	0.62
Vitamin E	0.27	0.24	0.25	0.19	Vitamin E	0.42	0.40	0.37	0.34
Vitamin C	0.55	0.56	0.56	0.58	Vitamin C	0.66	0.66	0.65	0.66
Vitamin B6	0.41	0.39	0.41	0.40	Vitamin B6	0.64	0.63	0.58	0.58
Vitamin B12 (mcg)	0.34	0.31	0.36	0.33	Vitamin B12 (mcg)	0.41	0.40	0.43	0.41
Calcium	0.49	0.49	0.51	0.50	Calcium	0.73	0.72	0.74	0.74
Phosphorous	0.36	0.34	0.39	0.37	Phosphorous	0.69	0.69	0.67	0.67
Magnesium	0.40	0.39	0.40	0.39	Magnesium	0.71	0.71	0.66	0.67
Iron	0.40	0.38	0.34	0.31	Iron	0.62	0.60	0.56	0.54
Average	0.40	0.38	0.40	0.38	Average	0.61	0.61	0.61	0.60

¹ All correlations were based on log transformed nutrients and were adjusted to account for within-person variability based on only three recall values rather than a large number.