Table 3.
LLQ Composite and Subscales scores at baseline and follow-up for participants in normal macular health group and the change in scores over this 3-year period (N = 365)
| Normal macular health at baseline a | ||||
|---|---|---|---|---|
| LLQ subscales | Baseline score | 3-year follow-up score | Difference a | P-value |
| M (SD) | ||||
| Composite | 91.4 (8.8) | 89.7 (10.3) | 1.7 | <0.0001 |
| Driving | 85.0 (19.0) | 81.8 (22.8) | 3.1 | 0.0009 |
| Extreme lighting conditions | 87.2 (11.2) | 85.0 (13.5) | 2.2 | 0.0005 |
| Mobility | 96.0 (7.5) | 94.6 (8.9) | 1.4 | 0.0014 |
| Emotional distress | 97.6 (6.2) | 96.3 (7.9) | 1.2 | 0.0023 |
| General dim-lighting | 91.5 (11.4) | 90.5 (11.8) | 1.0 | 0.0579 |
| Peripheral vision | 93.4 (12.3) | 91.4 (14.8) | 2.0 | 0.0065 |
a Difference is baseline score minus follow-up score