Inter- and Intrarater Reliability of Modified Lateral Scapular Slide Test in Healthy Athletic Men
Table 2
Mean and standard deviation (SD) of measurement scores, intraclass correlation coefficient [ICC; 95% confidence interval (CI)], and standard error of measurement (SEM) for intrarater and interrater reliability.
Position
Intrarater reliability
Interrater reliability
Single measurement ICC (95% CI)
Average measurement ICC (95% CI)
SEM (cm)
Single measurement ICC (95% CI)
Average measurement ICC (95% CI)
SEM (cm)
P1
0.94 (0.90–0.96)
0.97 (0.95–0.98)
0.32
0.77 (0.65–0.86)
0.87 (0.79–0.92)
0.71
P2
0.79 (0.67–0.87)
0.88 (0.80–0.93)
0.74
0.63 (0.45–0.76)
0.77 (0.62–0.86)
1.08
P3
0.82 (0.71–0.89)
0.90 (0.83–0.94)
0.59
0.73 (0.59–0.83)
0.85 (0.74–0.91)
0.82
P4
0.86 (0.78–0.91)
0.92 (0.87–0.95)
0.45
0.54 (0.33–0.69)
0.70 (0.50–0.82)
0.97
P5
0.89 (0.82–0.93)
0.94 (0.90–0.96)
0.45
0.67 (0.50–0.79)
0.80 (0.67–0.88)
0.78
P6
0.90 (0.84–0.94)
0.95 (0.91–0.97)
0.41
0.64 (0.47–0.77)
0.78 (0.64–0.87)
0.78
P7
0.87 (0.78–0.92)
0.93 (0.88–0.96)
0.37
0.56 (0.35–0.71)
0.71 (0.52–0.83)
0.91
Note: arm is relaxed at the side (P1), 90 degrees of abduction (P2), 90 degrees of scaption without having a weight in hands (P3), 90 degrees of scaption with having 3 different weights (1, 2, and 4 kg) in hands (P4, P5, and P6, resp.), and 180 degrees of scaption without having a weight in hands (P7).