Development and validation of anthropometric equations to estimate appendicular muscle mass in elderly women

Nutrition Journal

Table 5 Cross-validation of anthropometric equations developed

Model	M ± SD	t	P	R	R²	R² _a	ICC	EC	SEE	TE
1	14.88 ± 2.10*	2.049	0.047	0.84	0.71	0.70	0,89	−0.45	1.52	1.47
2	14.92 ± 2.42	1.844	0.073	0.83	0.69	0.68	0,90	−0.46	1.55	1.49
3	14.86 ± 2.32	1.970	0.056	0.83	0.69	0.69	0,90	−0.45	1.47	1.51
4	14.83 ± 2.04*	2.133	0.039	0.82	0.67	0.66	0,88	−0.50	1.52	1.57
5	14.74 ± 2.15*	2.455	0.019	0.81	0.65	0.65	0,88	−0.59	1.55	1.63
6	15.03 ± 2.20	1.440	0.158	0.86	0.74	0.73	0,91	−0.30	1.36	1.36
7	14.84 ± 1.97	1.981	0.055	0.80	0.63	0.62	0,87	−0.49	1.60	1.64
8	14.91 ± 2.20	2.017	0.050	0.86	0.74	0.73	0,90	−0.60	1.35	1.39
9	14.84 ± 2.05*	2.084	0.044	0.82	0.67	0.66	0,88	−0.49	1.52	1.57
10	14.85 ± 2.15	2.003	0.052	0.81	0.65	0.65	0,88	−0.48	1.55	1.59
AMM _DXA	15.33 ± 2.61	-	-	-	-	-	-	-	-	-

Abbreviation: M ± SD, Mean and standard deviation, t Paired t test, p Observed probability of the t test, R, Correlation coefficient, R ² Determination coefficient, R ² _a Adjusted determination coefficient, ICC, Intraclass correlation coefficient, EC, Error constant, SEE, Standard error of estimate, TE, Total error, AMM _DXA, Appendicular skeletal muscle mass measured by dual energy x-ray absorptiometry, * Significant difference (p <0.05).

ISSN: 1475-2891