Table 2

 Descriptive statistics, standard error of measurement (SEM), and intraclass correlation coefficient (ICC) of the scapula measurements at each position over two trials

TSA positionTrialMean (SD)RangeSEMICC (95% CI)
*The 95% confidence interval calculated is the one sided, lower limit confidence interval.
TSA, Total shoulder abduction.
At rest (average 10.2°)13.58 (7.23)−15 to 201.70.94 (0.90 to 0.99)
23.92 (7.06)−12 to 16
At 45°113.19 (11.09)−10 to 364.00.88 (0.79 to 0.97)
212.85 (11.40)−6 to 39
At 90°128.35 (13.01)0 to 563.80.90 (0.82 to 0.97)
228.12 (10.46)3 to 55
At 135°141.46 (13.13)13 to 655.20.81 (0.67 to 0.94)
244.77 (10.45)17 to 62
At end of range (average 174.6°)156.58 (12.66)27 to 752.90.94 (0.89 to 0.98)
255.19 (11.13)25 to 75
Overall0.88 (0.73 to 1.00)*