Scoring method | Median (range) | Ceiling effect (%) | KS-statistic | P-value | IQR | |
---|---|---|---|---|---|---|
Cat I | Chaq30orig | 0.81 (0–2.13) | 20.8* | 0.87 | 0.43 | 1.38 |
Chaq30item | 0.36 (0–1.04) | 20.8* | 0.87 | 0.50 | 0.43 | |
Chaq38item | 0.38 (0–1.26) | 8.3 | 0.86 | 0.45 | 0.54 | |
Cat II | Chaq30item | -0.24 (-1.26–0.40) | 0 | 0.84 | 0.49 | 0.48 |
Chaq38item | -0.34 (-1.26–0.42) | 0 | 0.69 | 0.73 | 0.64 |