Table 3 Internal consistency reliability and inter-rater reliability of Global Rating Scale and checklist scores
Study group | Ex-vivo | Live tissue | |
|---|---|---|---|
Internal consistency reliability, Cronbach’s α (Seven items) | Global Rating Scale | 0.966 | 0.953 |
Checklist | 0.570 | 0.636 | |
Inter-rater reliability, inter-class correlation score (Four evaluators) | Global Rating Scale | 0.719 | 0.784 |
Checklist | 0.651 | 0.607 |