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Internal consistency and intra class correlation coefficient of the family impact scale.
| FIS | Internal Consistency (Cronbach’s Alpha) | Intraclass Correlation Coefficient (ICC, 95% CI) |
|---|---|---|
| Overall scale | 0.86 | 0.90 (0.80, 0.93) |
| Subscales | ||
| Parental activity | 0.87 | 0.92 (0.68, 0.96) |
| Parental emotions | 0.77 | 0.76 (0.58, 0.84) |
| Family conflict | 0.80 | 0.82 (0.58, 0.90) |
| Financial burden | 0.90 | 0.92 (0.68, 0.94) |
