From: Validation of the Spanish version of the Lawton IADL Scale for its application in elderly people
Items | Item description | Exploratory Factor Analysis* | Confirmatory Factor Analysis† | Item-scale correlations‡ | Correlations with other scales‖ | |
---|---|---|---|---|---|---|
Factor loading | Communality | Factor loading | r | Range of r | ||
Item 1 | Ability to use telephone | 0.67 | 0.45 | 0.84 | 0.61 | 0.14 – 0.58 |
Item 2 | Ability to do shopping | 0.87 | 0.75 | 0.94 | 0.84 | 0.16 – 0.69 |
Item 3 | Food preparation capacity | 0.89 | 0.79 | 0.96 | 0.82 | 0.15 – 0.65 |
Item 4 | Housekeeping ability | 0.90 | 0.81 | 0.95 | 0.87 | 0.18 – 0.66 |
Item 5 | Capacity to do laundry | 0.87 | 0.75 | 0.95 | 0.82 | 0.12 – 0.63 |
Item 6 | Independence for transportation | 0.77 | 0.59 | 0.84 | 0.75 | 0.21 – 0.65 |
Item 7 | Ability to manage self-medication | 0.75 | 0.57 | 0.89 | 0.69 | 0.15 – 0.64 |
Item 8 | Ability to handle finances | 0.80 | 0.64 | 0.90 | 0.70 | 0.12 – 0.63 |