. 2010 Apr 11;14(3):196–200. doi: 10.1007/s12603-010-0048-3

Table 2.

Spearman rank correlation coefficients, means and standard deviations, and ratios of within- to between-person variance^* for energy and vitamins intakes estimated from two recalls conducted one year apart and stratified survey periods 1973-1984 and 1985-1999

	Correlation coefficients				1973-1984		1985-1999
	1973-1984			1985-1999		Crude intakes		Crude intakes
	Crude	Energy-adjusted	Crude	Energy-adjusted	Recall 1 Mean ± SD	Recall 2 Mean ± SD	w²/ b²^*	Recall 1 Mean ± SD	Recall 2 Mean ± SD	w²/ b²^*
Men(1973-1984;n=92, 1985-1999;n=40)
Energy (kcal)	0.53 ^**	-	0.61 ^**	-	2163 ± 662	2243 ± 669	0.7	2271 ± 598	2282 ± 583	0.6
Vitamin A (µgRE)	0.31 ^**	0.30 ^**	0.18	0.10	810 ± 622	1095 ±1788	4.0	787 ± 590	983 ± 662	7.2
Retinol (µg)	0.28 ^**	0.13	0.18	0.11	103 ± 75	339 ±1659	-	134±108	211 ± 246	23.5
Carotene (µg)	0.36^**	0.37 ^**	0.23	0.17	4140 ± 3704	4418 ± 3394	1.4	4021 ± 3400	4663 ± 3561	2.4
Vitamin D (µg)	0.17	0.13	0.12	0.15	10.4 ±11.3	10.7 ± 10.0	5.4	10.1 ± 10.6	12.6 ± 11.5	4.9
Vitamin E (mgα-TE)	0.30 ^**	0.39 ^**	0.42 ^**	0.23	7.5 ± 3.5	8.5 ± 5.6	3.4	8.2 ± 3.3	10.1 ± 4.4 ^***	1.8
Vitamin K (µg)	0.48 ^**	0.44 ^**	0.15	0.16	310 ±262	330 ± 269	1.4	303 ± 214	318 ±256	4.0
Vitamin B 1(mg)	0.32 ^**	0.31 ^**	0.33 ^**	0.17	0.9 ± 0.3	1.0 ±0.4	1.9	1.0 ± 0.5	1.0 ±0.4	2.5
Vitamin B 2 (mg)	0.45 ^**	0.40 ^**	0.27	0.02	0.9 ± 0.4	1.0 ±0.7	2.5	1.2 ± 0.5	1.5 ±0.8	3.8
Niacin (mg)	0.31 ^**	0.25 ^**	0.21	0.01	16.5 ± 8.0	16.7 ± 8.4	3.2	18.0 ±6.6	19.8 ± 7.3	6.6
Vitamin B 6 (mg)	0.28 ^**	0.03	0.37 ^**	0.16	1.5 ±0.6	1.6 ±0.6	3.2	1.6 ± 0.5	1.7 ±0.5	1.8
Vitamin B 12 (µg)	-0.09	-0.12	0.22	0.15	9.1 ± 10.8	8.9 ± 9.2	-^***	10.7 ± 11.2	11.8 ± 11.3	4.4
Folate (µg)	0.39 ^**	0.35 ^**	0.54 ^**	0.50 ^**	352 ± 186	382 ± 234	1.4	413 ± 179	455 ± 209	1.3
Vitamin C (mg)	0.50 ^**	0.45 ^**	0.55 ^**	0.56 ^**	123 ± 110	132 ± 93	1.3	138 ±99	163 ± 142	1.0
Pantothenic acid (mg)	0.47 ^**	0.26 ^**	0.50 ^**	0.27	5.6 ± 1.9	6.0 ± 2.5	1.0	6.4 ± 2.1	6.7 ± 2.3	1.5
Women(1973-1984; n=84,1985-1999;n=46)
Energy (kcal)	0.44 ^**	-	0.41 ^**	-	1712± 472	1716± 553	1.1	1666 ± 542	1579 ± 406	3.9
Vitamin A (µgRE)	0.24 ^**	0.15	0.40 ^**	0.40 ^**	766 ± 544	1083 ± 1001 ^***	38.4	1270 ± 1667	951 ± 587	-
Retinol (µg)	0.36 ^**	0.39 ^**	0.00	0.04	102 ± 86	200 ± 850	33.5	347±1104	178 ± 280	-
Carotene (µg)	0.22 ^**	0.11	0.38 ^**	0.39 ^**	3946 ± 3170	5264 ± 2999^***	7.4	5522 ± 7545	4628 ± 2913	38.8
Vitamin D (µg)	0.17	0.11	0.10	0.13	7.7 ± 8.3	9.1 ± 9.1	8.7	8.7 ± 7.2	6.9 ± 6.4	8.6
Vitamin E (mga-TE)	0.38 ^**	0.50 ^**	0.20	0.03	6.7 ± 3.4	7.4 ± 3.4	1.4	13.2 ± 36.4	8.0 ± 3.9	49.4
Vitamin K (µg)	0.26 ^**	0.22	0.27	0.22	217 ± 160	264 ± 168	2.7	371 ± 766	281 ± 172	-
Vitamin B 1(mg)	0.27 ^**	0.16	0.30 ^**	0.20	0.8 ± 0.3	0.8 ± 0.3	3.9	0.8 ± 0.4	0.8 ± 0.3	9.4
Vitamin B 2 (mg)	0.47 ^**	0.48 ^**	0.24	0.21	0.8 ± 0.3	0.9 ± 0.4	1.3	1.3 ± 1.0	1.1 ±0.4	18.2
Niacin (mg)	0.39 ^**	0.30 ^**	0.17	0.02	12.8 ± 5.9	12.9 ± 7.1	2.2	15.3 ± 8.0	13.3 ± 5.2	12.8
Vitamin B 6 (mg)	0.38 ^**	0.31 ^**	0.16	0.21	1.2 ±0.4	1.2 ±0.4	1.7	1.3 ± 0.6	1.2 ±0.3	11.2
Vitamin B 12 (µg)	0.29 ^**	0.23 ^**	0.13	0.18	7.2 ± 7.1	7.2 ± 6.8	2.6	9.6 ± 14.5	5.6 ± 7.1	-
Folate (µg)	0.29 ^**	0.23 ^**	0.28	0.26	297 ± 124	344 ± 162^***	3.1	505 ± 738	375 ± 137	35.1
Vitamin C (mg)	0.16	0.14	0.40 ^**	0.32 ^**	131 ± 91	137 ± 79	19.6	181 ± 175	172 ± 96	5.0
Pantothenic acid (mg)	0.38 ^**	0.22 ^**	0.40 ^**	0.31 ^**	4.9 ± 1.6	5.1 ± 1.6	1.5	5.7 ± 2.9	5.3 ± 1.5	5.4

Ratios of within- to between-person variance;

^**

p < 0.05 (two-sided p value);

^***

Significantly different: : p < 0.05 (for ANOVA).