Table 6 Scale properties of the MacNew questionnaire for our modified factor structure
Scale | Number of Items | Missing values(%) | Mean | SD | Min | Max | Floor effect(%) | Ceiling effect(%) | Cronbach’s α |
|---|---|---|---|---|---|---|---|---|---|
Emotional | 10 | 4.7 | 4.37 | 1.28 | 1 | 7 | 2.0 | 5.7 | 0.92 |
Participation | 4 | 4.5 | 3.77 | 1.49 | 1 | 7 | 7.8 | 5.0 | 0.73 |
Perception of others | 2 | 6.4 | 5.80 | 1.31 | 1 | 7 | 0.8 | 34.4 | 0.69 |
Symptoms | 4 | 3.2 | 4.59 | 1.29 | 1 | 7 | 1.1 | 8.1 | 0.72 |
Global | 20 | 6.9 | 4.44 | 1.12 | 1 | 7 | 0.5 | 3.8 | 0.93 |