Table 2 Scale properties of the HeartQol items in the psychometric responsiveness of the health-related quality of life questionnaire (HeartQoL) in the Iranian post-myocardial infarction patients (n = 275)
Scale | Number of Items | Mean | SD | Floor-effect (%) | Ceiling-effect (%) | Cronbach’s α |
|---|---|---|---|---|---|---|
Emotional | 4 | 1.23 | 0.75 | 5.0 | 3.4 | 0.80 |
Physical | 10 | 1.44 | 0.79 | 1.1 | 2.5 | 0.95 |
Total | 14 | 1.38 | 0.70 | 0.2 | 1.1 | 0.94 |