Table 5 Exploratory factor analysis – item loadings (n = 759)
Items | Factor 1 | Uniqueness | |
|---|---|---|---|
Item 1 | Pain intensity | 0.60 | 0.64 |
Item 2 | Personal care | 0.70 | 0.50 |
Item 3 | Lifting | 0.65 | 0.58 |
Item 4 | Walking | 0.55 | 0.70 |
Item 5 | Sitting | 0.58 | 0.67 |
Item 6 | Standing | 0.52 | 0.73 |
Item 7 | Sleeping | 0.53 | 0.72 |
Item 8 | Sex life | 0.68 | 0.53 |
Item 9 | Social life | 0.72 | 0.48 |
Item 10 | Travelling | 0.76 | 0.43 |