Nutrition Journal

Table 3 Correspondence between the original data and test data when using "Standard portion sizes" and "Simplified coding": Pearson correlation coefficients (r), and percent agreement (%) in cross-classification, of energy and nutrient estimates, separately for women (n = 2660) and men (n = 1769).

From: A methodological report from the Malmö Diet and Cancer study: development and evaluation of altered routines in dietary data processing

Energy and nutrients	Standard portion-sizes				Simplified coding
	Women		Men		Women		Men
	r	%	r	%	r	%	r	%
Energy^a	0.992	88	0.989	85	0.999	97	0.999	98
Total fat^b	0.992	90	0.992	90	0.997	92	0.998	94
Linoleic acid^b	0.982	84	0.984	86	0.996	94	0.997	92
α linolenic acid^b	0.983	85	0.984	86	0.997	93	0.998	94
Eicosapentaenoic acid^b	0.992	90	0.993	92	0.995	95	0.996	96
Tocopherol^b	0.990	88	0.990	89	0.997	93	0.997	94
Selenium^b	0.984	85	0.984	86	0.996	93	0.995	94
β-carotene^b	0.998	96	0.997	95	0.988	91	0.981	89
Ascorbic acid^b	0.996	94	0.993	93	0.998	96	0.998	95
Dietary fibre^b	0.996	94	0.992	93	0.999	97	0.999	97
B₁₂ ^b	0.995	90	0.996	92	0.991	93	0.996	95

^a Unadjusted ^bEnergy-adjusted (residual method)

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ISSN: 1475-2891

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