Table 3.

Intake of foods/food groups assessed with a short dietary questionnaire (SDQ) and a more extensive FFQ in sixty-one normal-weight/overweight/obese non-pregnant women, Västerbotten, northern Sweden, 2008–2009

	SDQ (g/d)		FFQ (g/d)
	Median	IQR	Median	IQR	P value*
Foods/food groups for which the SDQ gave a higher estimated intake compared with the FFQ
Bread	90	90	47	43	<0·001
Butter/margarine on bread, 40 % fat	0	7	0	3	0·003
Cheese, 17 % fat	0	10	2	7	0·01
Cheese, 28 % fat	10	29	6	12	<0·001
Milk/sour milk/yoghurt, 1–1·5 % fat	60	200	22	112	0·002
Fruits and berries	206	138	127	138	<0·001
Rice	47	47	25	31	0·003
Pasta	103	103	72	43	<0·001
Fish	24	32	21	19	0·004
Poultry	36	42	21	39	0·008
Cream/crème fraîche	14	22	5	10	<0·001
Biscuits/cookies/buns/cake	12	16	9	12	0·04
Chocolate and sweets	14	22	7	13	0·004
Juice/syrup/soft drinks	100	143	32	72	<0·001
Spirits†	0	7	0	4	<0·001
Foods/food groups for which the FFQ gave a higher estimated intake compared with the SDQ
Milk/sour milk/yoghurt, 3 % fat	0	21	33	121	<0·001
Chips and other snacks	1	2	2	2	<0·001
Foods/food groups for which no statistically significant difference in intake between the SDQ and the FFQ was found
Butter/margarine on bread, 60–80 % fat	2	6	3	9	0·13
Milk/sour milk/yoghurt, 0·5 % fat	30	150	33	207	0·36
Vegetables	71	76	90	114	0·08
Boiled potatoes	50	44	58	64	0·23
Fried potatoes/pommes frites	0	20	11	12	0·39
Meat	70	75	78	52	0·47
Ice cream	5	13	6	6	0·55
Beer†	7	25	2	29	0·73
Wine†	14	27	18	17	0·95

IQR, interquartile range.

Data are presented as median and interquartile range.

*P value derived from the Wilcoxon signed-rank test for the difference in intakes assessed with the two questionnaires.

†For the fifty-eight women who reported to consume alcohol.