Table 3.
Results: Intra-class Correlation Coefficient values for Testers 1 and 2 (Intra-rater reproducibility), all testers at one time (Inter-rater reproducibility), and combined reproducibility accounting for tester and time error sources.
| Measure | Intra-rater | Intra-rater | Inter-rater | Combined |
|---|---|---|---|---|
| Reproducibility | Reproducibility | Reproducibility | Reproducibility | |
| Tester 1 | Tester 2 | 3 Testers 1 Time | 2 Testers 2 Times | |
| Whole Leg | 1.000 | 1.000 | 1.000 | 1.000 |
| Bone | 1.000 | 1.000 | 1.000 | 1.000 |
| Subcutaneous Fat | 1.000 | 1.000 | 0.999 | 0.999 |
| Total Muscle | 1.000 | 1.000 | 0.999 | 0.999 |
| Anterior Muscle | 1.000 | 0.996 | 0.997 | 0.997 |
| Lateral Muscle | 1.000 | 0.996 | 0.998 | 0.998 |
| Deep Muscle | 1.000 | 0.996 | 0.996 | 0.994 |
| Soleus Muscle | 1.000 | 0.998 | 0.999 | 0.998 |
| Gastroc Muscle | 1.000 | 0.999 | 0.999 | 0.999 |
| Total Muscle Vol | 1.000 | 1.000 | 0.999 | 1.000 |
| Anterior IMAT | 1.000 | 0.999 | 0.997 | 0.997 |
| Lateral IMAT | 0.998 | 0.992 | 0.990 | 0.989 |
| Deep IMAT | 0.997 | 0.997 | 0.993 | 0.993 |
| Soleus IMAT | 0.999 | 0.987 | 0.974 | 0.967 |
| Gastroc IMAT | 1.000 | 0.992 | 0.990 | 0.993 |
| Total IMAT Vol | 1.000 | 0.999 | 0.997 | 0.997 |
Abbreviations: IMAT, intramuscular adipose tissue; Vol, volume