From: Evaluation of PDQ-8 and its relationship with PDQ-39 in China: a three-year longitudinal study
PDQ-39 dimension | PDQ-8 item | Item to own-dimension correlationa | Item to other dimensions correlationa |
---|---|---|---|
Mobility | Q7 | 0.80 | 0.30–0.43 |
Activity of daily living | Q12 | 0.71 | 0.23–0.50 |
Emotional well-being | Q17 | 0.87 | 0.33–0.53 |
Stigma | Q25 | 0.85 | 0.24–0.49 |
Social support | Q27 | 0.83 | 0.26–0.46 |
Cognitions | Q31 | 0.72 | 0.21–0.44 |
Communication | Q35 | 0.85 | 0.40–0.60 |
Bodily discomfort | Q37 | 0.84 | 0.24–0.39 |