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. 2016 Jun 11;7(2):e30668. doi: 10.5812/asjsm.30668

Table 1. The Comparison of the Measurements Reliability by Goniometer and Smartphone Between Three Physicians (Inter-Rater Reliability).

Movement Type ICC 95% CI
Goniometer
Elbow Flexion .77 0.64 - 0.85
Elbow pronation .79 0.69 - 0.87
Elbow supination .91 0.86 - 0.94
Smartphone
Elbow Flexion .95 0.93 - 0.97
Elbow pronation .98 0.97 - 0.98
Elbow supination .98 0.97 - 0.98