Table 3.
Scoring distribution and data completeness of the Swedish Falls Efficacy Scale (time 1 data)
| Items | Activity | Mean (SD) n = 101 a | Missing or invalid responses | Corrected item-total correlations n = 90 b |
|---|---|---|---|---|
| 1. |
Get in and out of bed |
7.2 (2.7) |
1 |
0.88 |
| 2. |
Go to the toilet |
7.5 (2.7) |
1 |
0.94 |
| 3. |
Wash yourself |
8.0 (2.6) |
1 |
0.79 |
| 4. |
Get in and out of a chair |
7.2 (2.7) |
- |
0.82 |
| 5. |
Get dressed and undressed |
7.3 (2.9) |
1 |
0.89 |
| 6. |
Take a bath or a shower |
7.1 (3.3) |
- |
0.89 |
| 7. |
Go up and down stairs |
6.4 (3.4) |
4 |
0.86 |
| 8. |
Walk around the neighbourhood |
6.9 (3.4) |
3 |
0.93 |
| 9. |
Reach into cupboards/closets |
6.9 (3.4) |
- |
0.84 |
| 10. |
Clean the apartment |
6.6 (3.6) |
- |
0.90 |
| 11. |
Prepare a meal that does not require carrying hot or heavy objects |
6.9 (3.4) |
1 |
0.87 |
| 12. |
Hurrying up to answer the telephone |
6.5 (3.4) |
- |
0.82 |
| 13. |
Simple shopping |
6.7 (3.6) |
1 |
0.87 |
| Total score (n = 90) |
93.5 (36.4) |
|||
| Min-Max |
11–130 |
|||
| Skewness (SE) |
–0.64 (0.25) |
|||
| Floor/ceiling effects (%) | 0/17.8 | |||
SE = standard error.
aOne person left the questionnaire blank. This person is not included in the missing data.
bEleven persons did not answer all 13 items and did therefore not receive a total score.
Possible item score range 0–10, possible total score range 0–130, higher = better.