From: New fat free mass - fat mass model for use in physiological energy balance equations
 | NHANES | Forbes | NHANES ΔFFM | Forbes ΔFFM | ||
---|---|---|---|---|---|---|
 | Baseline | Final | Baseline | Final |  |  |
Anorexia [17] | 1.5 ± 3.1 | -- | 2.5 ± 2.8 | -- | -- | -- |
Athletes Males [18] | 8.0 ± 4.5 | -- | 9.3 ± 5.3 | -- | -- | -- |
Athletes Females [18] | 6.1 ± 2.9 | -- | 3.7 ± 3.7 | -- | -- | -- |
-3.8 ± 3.2 | -5.7 ± 3.2 | 1.4 ± 3.2 | 4.7 ± 3.3 | -2.3 ± 3.0 | -1.0 ± 3.2 | |
CALERIE 6 Month Females [19] | -1.6 ± 3.2 | 1.2 ± 3.0 | -2.0 ± 2.7 | 0.9 ± 2.5 | -0.4 ± 1.1 | -0.3 ± 1.2 |
CALERIE 6 Month Males [19] | 4.4 ± 3.2 | 5.7 ± 4.7 | 4.9 ± 3.1 | 6.1 ± 4.4 | -0.5 ± 1.2 | -0.4 ± 1.2 |
Gastric Bypass [22] | 2.8 ± 3.9 | -2.0 ± 7.2 | -5.0 ± 4.5 | -2.3 ± 5.2 | -7.7 ± 4.7 | -0.3 ± 5.5 |
-2.2 ± 6.1 | -0.5 ± 5.4 | -2.2 ± 6.6 | -0.3 ± 5.5 | 0.1 ± 1.5 | -0.1 ± 1.6 | |
0.2 ± 3.3 | -2.0 ± 3.1 | -0.6 ± 3.8 | -2.7 ± 3.4 | 0.8 ± 1.1 | 0.7 ± 1.3 | |
Minnesota [23] | 2.9 ± 3.3 | 5.2 ± 3.0 | 0.6 ± 2.8 | 4.6 ± 2.2 | 2.2 ± 2.0 | 0.6 ± 2.1 |