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Table 5 Statistics for test-retest reliability for the different parts of the questionnaire, n = 58

From: Development and validation of a novel questionnaire for self-determination of the range of motion of wrist and elbow

n = 58 Kendall-Tau-b (95 %-CI) Spearman’s rank correlation coefficient (95 %-CI) Cohen’s kappa (95 %-CI) Exact agreement (in %)
Elbow     
 extension 0.87 (0.73–0.96) 0.90 (0.78–0.98) 0.78 (0.64–0.90) 82.8
 flexion 0.91 (0.82–0.99) 0.94 (0.85–1.00) 0.81 (0.69–0.93) 86.2
 supination 0.86 (0.76–0.94) 0.89 (0.78–0.96) 0.73 (0.56–0.87) 84.4
 pronation 0.87 (0.73–0.96) 0.88 (0.76–0.97) 0.77 (0.60–0.91) 87.9
Wrist     
 extension 0.98 (0.96–1.00) 1.00 (0.99–1.00) 0.88 (0.75–1.00) 94.8
 flexion 0.99 (0.97–1.00) 1.00 (0.99–1.00) 0.91 (0.79–1.00) 96.5
 radial deviation 0.76 (0.52–0.95) 0.76 (0.52–0.95) 0.76 (0.51–0.95) 91.4
 ulnar deviation 0.82 (0.67–0.93) 0.85 (0.70–0.96) 0.69 (0.50–0.86) 84.5