Table 3 |
|||||||||
|
Prediction equation for fat-free mass (n = 78). |
|||||||||
|
Developed equation |
Cross-Validated equation |
||||||||
|
|
|
||||||||
|
Intercept |
Age |
H2/R |
BW(kg) |
Xc (Ω) |
R2 |
MSE (kg) |
SQRRMSE (kg) |
Pure Error |
|
|
- 2.4658 |
- 0.1773 |
0.7374 |
0.1763 |
0.1198 |
0.969 |
3.97 |
1.99 |
2.96 |
|
|
R2 increase when this IV is added |
- |
0.0038 |
0.9323 |
0.0281 |
0.0047 |
- |
- |
- |
- |
|
Total R2 for this IV and the rest |
- |
0.0038 |
0.9361 |
0.9642 |
0.9689 |
- |
- |
- |
- |
|
R2 when this IV is fit alone |
- |
0.0038 |
0.9149 |
0.7273 |
0.0256 |
- |
- |
- |
- |
|
Partial R2 adjusted for other IVs |
- |
0.2920 |
0.8767 |
0.420 |
0.1303 |
- |
- |
- |
- |
|
|
|||||||||
|
Ht2/R = Height2 (cm)/resistance (Ω); BW = Body weight (kg); Xc = reactance (Ω); MSE = Mean square error, SQRMSE = Square root of MSE; IV = independent variable. |
|||||||||
|
Macias et al. Nutrition Journal 2007 6:18 doi:10.1186/1475-2891-6-18 |
|||||||||
