Table 2.
Bias and Concordance Correlations Between Reference System and Prediction Equations
| Equation | Total sample (n = 46) | Normal weight (n = 32) | Overweight/obese (n = 14) | |||
|---|---|---|---|---|---|---|
| Bias (%) | Correlation | Bias (%) | Correlation | Bias (%) | Correlation | |
| Henry-1 | 16.7 ± 7.3 | 0.864 | 15.5 ± 7.7 | 0.810 | 19.4 ± 5.6 | 0.507 |
| Henry-2 | 15.0 ± 7.6 | 0.885 | 13.7 ± 8.2 | 0.840 | 18.2 ± 4.9 | 0.558 |
| Schofield | 16.4 ± 7.5 | 0.863 | 16.6 ± 8.5 | 0.788 | 15.8 ± 5.0 | 0.626 |
| WHO | 18.4 ± 7.7 | 0.845 | 16.7 ± 8.0 | 0.790 | 22.2 ± 5.4 | 0.451 |
| Muller | 16.2 ± 8.1 | 0.853 | 17.9 ± 7.7 | 0.765 | 12.4 ± 7.9 | 0.654 |
| Molnar | 9.8 ± 8.1 | 0.931 | 7.8 ± 7.0 | 0.916 | 14.3 ± 8.8 | 0.588 |
| Herrmann | 6.9 ± 24.3 | 0.801 | 6.0 ± 21.7 | 0.773 | 8.9 ± 30.3 | 0.267 |
| Schmelzle | 26.1 ± 41.5 | 0.510 | 33.6 ± 43.9 | 0.378 | 9.0 ± 30.0 | 0.428 |
| Harris–Benedict | 13.8 ± 8.9 | 0.886 | 12.5 ± 9.8 | 0.833 | 16.9 ± 5.8 | 0.569 |
Prediction equation analysis only included subjects who were ≤18 years old. Bias as presented as a percent ± standard deviation.