Table 6.

Comparison of mean food group intakes before and after change in dietary data handling routines, sample I (n = 672)^a.

Food groups		Method version			Dietary interviewer	Interviewer-Method interaction
		One n = 275	Two n = 397
		Adjusted means		p-value	p-value	p-value
Vegetables (gram)	Women	186	181	0.651	0.270	0.004
	Men	179	173	0.617	0.728
Fruits (gram)	Women	213	183	0.019	0.245
	Men	175	148	0.086	0.530
Milk (gram)	Women	376	325	0.044	0.149
	Men	389	442	0.160	0.411
Cheese (gram)	Women	39	43	0.296	0.092
	Men	41	44	0.486	0.436
Dietary fats (gram)	Women	30	34	0.048	0.649
	Men	45	53	0.022	0.968
Bread (gram)	Women	73	75	0.740	0.003	0.053
	Men	133	138	0.702	0.048
Meat (gram)	Women	114	111	0.547	0.869
	Men	162	166	0.609	0.451
Fish (gram)	Women	50	40	0.006	0.505
	Men	50	47	0.485	0.867

^a adjusted for dietary interviewer and interviewer-method interaction