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Contrast between %BF obtained by the Siri equation and the estimates obtained by applying the equations derived from WtHR; boys and girls aged 6–14 years, Madrid, Spain, 2007–2008
| %BF (Siri equation) | %BF (WtHR equation) | %BF (Siri – WtHR) | P | ICC | |
|---|---|---|---|---|---|
| Boys | |||||
| Mean | 19·43 | 19·57 | 0·33 | 0·70 | 0·85 |
| sd | 6·88 | 5·45 | 3·27 | ||
| Girls | |||||
| Mean | 23·81 | 24·12 | 0·64 | 0·21 | 0·79 |
| sd | 7·32 | 4·26 | 3·37 |
%BF, percentage body fat; WtHR, waist-to-height ratio; ICC, intra-class correlation coefficient.
