Table 2 Feasibility/ acceptability, reliability, and precision of the LwLTCs scale within English Parkinson’s disease population
LwLTCs-PD scale | ||||||
|---|---|---|---|---|---|---|
Domain 1- Acceptance | Domain 2- Coping | Domain 3- Self-management | Domain 4- Integration | Domain 5- Adjustment | Total score | |
Data Quality (n missing values) | 0 | 3 | 1 | 0 | 3 | 6 |
Floor effect (%) | 0.4 | 0 | 0 | 0 | 0.4 | 0 |
Ceiling effect (%) | 3.7 | 1.7 | 3.7 | 6.2 | 2.5 | 0 |
Skewness | -0.58 | -0.26 | -0.52 | -0.56 | 0.09 | -0.27 |
Ordinal alpha | 0.77 | 0.73 | 0.59 | 0.64 | 0.85 | 0.89 |
Polychoric item-item correlation | 0.29–0.67 | 0.16–0.60 | 0.28–0.45 | -0.05–0.63 | 0.30–0.77 | -0.05–0.77 |
Reproducibility (ICC) | 0.85 | 0.86 | 0.62 | 0.67 | 0.81 | 0.88 |