Table 4.
Within-Day Intratester Reliability (ICC [2,3]) and Measurement Error for Thoracic Spine Range-of-Motion Measurements
Test | Right Side |
Left Side |
||||
ICC (95% Confidence Interval) | Standard Error of Measurement, ° | Minimal Detectable Change, ° | ICC (95% Confidence Interval) | Standard Error of Measurement, ° | Minimal Detectable Change, ° | |
Seated rotation, bar in back | 0.94 (0.90, 0.97) | 0.76 | 2.10 | 0.90 (0.81, 0.94) | 1.21 | 3.37 |
Seated rotation, bar in front | 0.87 (0.76, 0.93) | 1.74 | 4.83 | 0.91 (0.84, 0.95) | 1.12 | 3.10 |
Half-kneeling rotation, bar in back | 0.95 (0.91, 0.97) | 0.78 | 2.16 | 0.94 (0.90, 0.97) | 0.81 | 2.24 |
Half-kneeling rotation, bar in front | 0.92 (0.86, 0.96) | 1.18 | 3.27 | 0.90 (0.82, 0.95) | 1.38 | 3.82 |
Lumbar-locked rotation | 0.90 (0.81, 0.94) | 2.00 | 5.53 | 0.86 (0.75, 0.92) | 2.12 | 5.89 |
Abbreviation: ICC, intraclass correlation coefficient.