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Reliability of the GEDI-SR scale
| age | N | Cronbach's alpha | |
|---|---|---|---|
| Internal consistency | 3 y | 46 | 0.92 |
| 4 y | 65 | 0.9 | |
| 5 y | 55 | 0.92 | |
| 6 y | 18 | 0.89 | |
| overall | 184 | 0.92 | |
| N (pairs) | ICCs (CI) | ||
| Test–retest reliability | across age groups | 25 | 0.85 (0.71 to 0.93) |
| Interrater reliability | 17 | 0.71 (0.43 to 0.89) |
