TABLE 9.
DESCRIPTIVE STATISTICS OF THE CONVENIENCE SAMPLE VFQ-25 SUBSCALES*
| VARIABLE | n | MEAN | SD | MINIMUM | MAXIMUM |
|---|---|---|---|---|---|
| General health | 201 | 61.29 | 25.21 | 0.00 | 100.0 |
| General vision | 202 | 60.15 | 18.14 | 16.67 | 100.0 |
| Ocular pain | 201 | 71.19 | 19.07 | 20.00 | 100.0 |
| Near activities | 202 | 71.80 | 23.93 | 8.33 | 100.0 |
| Distance | 203 | 73.77 | 22.71 | 8.33 | 100.0 |
| Social | 201 | 84.70 | 20.82 | 12.50 | 100.0 |
| Mental health | 203 | 68.39 | 24.49 | 0.00 | 100.0 |
| Role difficulty | 202 | 71.44 | 25.83 | 0.00 | 100.0 |
| Dependency | 201 | 73.82 | 28.66 | 0.00 | 100.0 |
| Driving | 185 | 73.11 | 24.48 | 0.00 | 100.0 |
| Color vision | 200 | 94.63 | 13.47 | 25.00 | 100.0 |
| Peripheral vision | 198 | 74.87 | 26.72 | 0.00 | 100.0 |
| Total score | 203 | 73.02 | 17.39 | 18.17 | 98.75 |
*
t test comparisons with case series are not significant at α = .05.