|
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). |
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| Nutrient |
Fewer sets of portion size photos |
No individual recipes |
||
|
|
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| 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 |
|
a Energy-adjusted (residual method) | ||||
Wirfält et al. Nutrition Journal 2002 1:3 doi:10.1186/1475-2891-1-3 |
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