Table 4.

Multivariable model assessing independent associations between muscle and fat outcomes with measures of muscle strength (ft-lbs).

	Hand Grip	Knee extension	Knee flexion	Lower Leg Strength
Model 1
Muscle Density Z	2.16 (0.61, 3.72)**	2.35 (0.88, 3.82)**	4.11 (1.70, 6.53)**	1.93 (0.59, 3.28)**
Model 2
Muscle Density Z-Score	1.85 (0.24, 3.47) *	6.47 (1.71, 11.24) **	4.54 (1.95, 7.12) **	1.81 (0.48, 3.14) **
ALMI Z-Score	1.97 (0.092, 3.85) *	2.68 (−3.37, 8.73)	1.00 (−2.28, 4.27)	2.52 (0.83, 4.21) **
FMI Z-Score	−0.56 (−2.49, 1.38)	3.98 (−2.30, 10.25)	1.65 (−1.75. 5.04)	−0.18 (−1.90, 1.51)

^*p<0.05;

^**p<0.01

Models adjusted for age, sex, race, and height.

Abbreviations: ALMI=Appendicular Lean Mass Index; FMI=Fat Mass Index