Skip to main content
. 2017 Jul 19;8(5):713–726. doi: 10.1002/jcsm.12213

Table 5.

Linear regression analysis to predict appendicular lean tissue using the four‐site protocol

Model development Appendicular lean tissue prediction (kg) Validation fold Adjusted R 2 SEE (kg) P‐value model
Folds 1 + 2 4.061 + (0.100*X1) 3 0.71 2.93 <0.001
Folds 1 + 3 4.037 + (0.099*X1) 2 0.72 2.84 <0.001
Folds 2 + 3 3.587 + (0.102*X1) 1 0.74 2.86 <0.001
Average 3.895 + (0.100*X1) ‐ 0.72 2.88 —

X1 = average four‐site muscle thickness [(right mid‐point + right distal third + left mid‐point + left distal third)/4] × limb length (cm × cm). SEE, standard error of the estimate.