Journal of Sports Medicine / 2018 / Article / Tab 2

Research Article

Validity and Reliability of Elbow Range of Motion Measurements Using Digital Photographs, Movies, and a Goniometry Smartphone Application

Table 2

Interobserver reliability (ICC) and mean difference (∆) and 95% CI (in degrees) of UG, photography, and movie and smartphone application measurements.

UGPhotographyMovieSmartphone application

FlexionICC (95% CI)  
∆ (95% CI) (°)
0.41 (0.07-0.65)  
5 (2.8 to 7.2)
0.83 (0.65-0.92)  
1 (0.1 to 1.9)
0.86 (0.75-0.92)  
1 (0.1 to 1.9)
0.66 (0.45-0.81)   
2 (-0.5 to 4.5)

ExtensionICC (95% CI)   
∆ (95% CI) (°)
0.65 (0.43-0.80)   
1 (-0.5 to 2.5)
0.93 (0.88-0.96)   
0 (-0.9 to 0.9)
0.88 (0.77-0.93)   
1 (-0.2 to 2.2)
0.56 (0.31-0.74)   
2 (-0.2 to 4.2)

PronationICC (95% CI)   
∆ (95% CI) (°)
0.40 (0.11-0.63)   
2 (-1.4 to 5.4)
0.90 (0.76-0.95)   
3 (1.5 to 4.5)
0.82 (0.56-0.91)   
3 (1.5 to 4.5)
0.55 (0.29-0.73)   
3 (-1.3 to 7.3)

SupinationICC (95% CI)   
∆ (95% CI) (°)
0.71 (0.51-0.83)   
0 (-2.2 to 2.2)
0.89 (0.77-0.94)   
2 (0.5 to 3.5)
0.96 (0.93-0.98)   
1 (0.1 to1.9)
0.48 (0.20-0.67)   
1 (-2.7 to 4.7)