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. Author manuscript; available in PMC: 2007 Dec 27.
Published in final edited form as: Int J Body Compos Res. 2007;5(1):1–8.

Table 5.

Comparison of equations for percent fat estimation.

BIA equations Average Bland-Altman
Limits of agreement
Diff r Slope
BIA equations
Bray – DXA  3.9 −0.69 −0.30* −5.0, 12.8
Deurenberg – DXA  6.2 −0.85 −0.41* −3.8, 16.2
Goran – DXA  2.8 −0.51 −0.23* −6.5, 12.1
Schaefer – DXA  5.9 −0.09 −0.03 −2.2, 14.0
Anthropometry equations
Slaughter – DXA −3.4 −0.64 −0.33* −14.0, 7.3
Ellis – DXA  2.1 −0.70 −0.31* −7.3, 11.5
TAAG EQ – DXA −0.2 −0.35 −0.12* −7.3, 7.0
*

P < 0.05

Note: Bland - Altman limits of agreement = ±2 SD

The slope was computed from the association of the criterion score and the respective equation.

r = correlation between the residual and absolute criterion method