Table 3. Convergent validity and internal validity of EC-PC.
|
EC-PC |
||||||
|---|---|---|---|---|---|---|
| Domain 1. Acceptance | Domain 2. Coping | Domain 3. Self-management | Domain 4. Integration | Domain 5. Adjustment | Total score | |
|
Convergent validity | ||||||
| Hoehn and Yahr staging | −0.17 | −0.05 | −0.02 | −0.13 | −0.02 | −0.09 |
| CISI-PD | −0.25 | −0.07 | −0.03 | −0.14 | −0.15 | −0.16 |
| SCOPA-Motor | −0.27 | −0.01 | 0.07 | −0.03 | −0.14 | −0.08 |
| Non-Motor Symptoms Scale | −0.36 | −0.23 | −0.18 | −0.24 | −0.19 | −0.32 |
| SCOPA-Psychosocial | −0.40 | −0.09 | −0.08 | −0.23 | −0.24 | −0.25 |
| DUFSS | 0.12 | 0.61 | 0.57 | 0.57 | 0.36 | 0.61 |
| Satisfaction—With Life as a whole | 0.43 | 0.29 | 0.28 | 0.33 | 0.48 | 0.46 |
| With physical health | 0.32 | 0.15 | 0.15 | 0.26 | 0.27 | 0.28 |
| With psychological well-being | 0.40 | 0.22 | 0.21 | 0.26 | 0.34 | 0.35 |
| With social relations | 0.41 | 0.24 | 0.23 | 0.30 | 0.34 | 0.38 |
| With leisure | 0.40 | 0.29 | 0.26 | 0.36 | 0.41 | 0.43 |
| With financial situation | 0.38 | 0.05 | 0.05 | 0.10 | 0.24 | 0.18 |
|
Internal validity | ||||||
| Domain 2. Coping | −0.00 | — | — | — | — | — |
| Domain 3. Self-management | 0.01 | 0.78 | — | — | — | — |
| Domain 4. Integration | −0.04 | 0.71 | 0.73 | — | — | — |
| Domain 5. Adjustment | 0.23 | 0.54 | 0.47 | 0.46 | — | — |
Abbreviations: CISI-PD, Clinical Impression of Severity Index-PD; DUFSS, Duke-UNC Functional Social Support Questionnaire; EC-PC, Living with Chronic illness-PD Scale; SCOPA-Motor, The Scales for Outcomes in Parkinson’s Disease-Motor; SCOPA-Psychosocial, Scales for Outcomes in Parkinson’s Disease-Psychosocial.