Table 2 Exploratory factor analysis of the Persian version of the DFSQ-UMA
Factors | Items* | Factor loading | h2 | % variance | Eigenvalue | Internal consistency |
|---|---|---|---|---|---|---|
Knowledge of foot hygiene | 2 | 0.988 | 0.836 | 25.60 | 3.84 | α = 0.884 Ω = 0.827 |
1 | 0.925 | 0.747 | ||||
3 | 0.830 | 0.694 | ||||
4 | 0.722 | 0.596 | ||||
5 | 0.533 | 0.486 | ||||
7 | 0.346 | 0.289 | ||||
Appropriate use of footwear and socks | 11 | 0.755 | 0.532 | 16.08 | 2.41 | α = 0.776 Ω = 0.788 |
8 | 0.723 | 0.464 | ||||
10 | 0.705 | 0.504 | ||||
9 | 0.654 | 0.453 | ||||
Podiatric self-care | 16 | 0.828 | 0.536 | 15.06 | 2.26 | α = 0.750 Ω = 0.738 |
15 | 0.815 | 0.567 | ||||
12 | 0.483 | 0.446 | ||||
13 | 0.437 | 0.405 | ||||
14 | 0.306 | 0.242 |