Table 2 Internal consistency and test-retest reliability of the Korean version Pedi-IKDC
From: Transcultural adaptation and validation of a Korea version of Pedi-IKDC questionnaire
Internal Consistency (Cronbach’s α) | Test-retest reliability | ||
|---|---|---|---|
ICC | 95% CI | ||
Symptom | 0.807 | 0.81 | 0.77–0.84 |
Sports activity | 0.941 | 0.84 | 0.80–0.87 |
Total score | 0.930 | 0.82 | 0.79–0.84 |