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Table 4 Correspondence between the original data and test data when using "Fewer sets of portion size photos" and "No individual recipes": Pearson correlation coefficients (r), and percent agreement (%) in cross-classification, of selected nutrientsa (n = 156).

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

Nutrient Fewer sets of portion size photos No individual recipes
  r % r %
Linoleic acid 0.984 85 0.999 99
α linolenic acid 0.984 86 0.999 98
Eicosapentaenoic acid 0.976 88 0.999 98
Tocopherol 0.979 78 0.999 97
β-carotene 0.956 74 0.995 98
Ascorbic acid 0.978 84 0.999 98
Dietary fibre 0.988 89 0.999 99
B12 0.986 82 0.997 95
  1. a Energy-adjusted (residual method)