| Calculated values by regression equation | Measured values by ultrasonography | ||||||||||
| Mean | SD | Range | Mean | SD | Range | t-value | P-value | ||||
| Deltoid muscle DEUF | Left | 7.663 | 1.777 | 4.620 | 13.050 | 7.668 | 2.472 | 3.500 | 17.200 | −0.027 | 0.978 |
| Right | 7.728 | 1.806 | 4.440 | 13.230 | 7.729 | 2.351 | 3.800 | 18.500 | −0.005 | 0.996 | |