Acceptability and reliability of the CROQ (post-revascularisation)
| CROQ scale | Score (range 0–100) mean (SD) | Acceptability | Reliability | ||
|---|---|---|---|---|---|
| Missing data | Floor/ceiling effects* | Internal consistency (Cronbach’s α) | Test-retest (ICC) | ||
| *Lowest/highest scale scores. | |||||
| ICC, intraclass correlation coefficient. | |||||
| CROQ-CABG_Post (n = 415) | |||||
| Symptoms (7 items) | 87.57 (14.9) | 1% | 0%/21% | 0.85 | 0.90 |
| Physical functioning (8 items) | 80.27 (22.7) | 2% | 1%/28% | 0.90 | 0.93 |
| Psychosocial functioning (14 items) | 78.14 (21.0) | 1% | 0%/5% | 0.95 | 0.92 |
| Cognitive functioning (3 items) | 78.27 (22.6) | 1% | 1%/28% | 0.89 | 0.80 |
| Adverse effects (11 items) | 80.36 (16.9) | 1% | 0%/4% | 0.84 | 0.83 |
| Satisfaction (6 items) | 83.12 (18.0) | 1% | 0%/29% | 0.81 | 0.90 |
| CROQ-PTCA_Post (N = 345) | |||||
| Symptoms (7 items) | 77.02 (22.1) | 1% | 1%/13% | 0.91 | 0.84 |
| Physical functioning (8 items) | 71.22 (28.1) | 5% | 1%/24% | 0.93 | 0.91 |
| Psychosocial functioning (14 items) | 69.24 (24.9) | 4% | 0%/7% | 0.96 | 0.93 |
| Cognitive functioning (3 items) | 75.91 (27.6) | 3% | 2%/30% | 0.92 | 0.86 |
| Adverse effects (6 items) | 93.54 (14.1) | 4% | 1%/62% | 0.87 | 0.86 |
| Satisfaction (6 items) | 76.77 (22.0) | 1% | 1%/21% | 0.83 | 0.91 |