Table 1.

The mean, 95% confidence interval (CI) and median of the vision-related quality of life composite and subscale scores measured using the 25-item National Eye Institute Visual Function Questionnaire. Role difficulties is related to difficulties in accomplishment of work because of vision, while dependency describes how much the patient is reliant on others and needs help because of their vision. The driving subscale included data from 189/198 (95.5%) participants who were current drivers at the time the questionnaire was administered.

Score	Mean	95% CI	Median
Composite score	91.6	75.0 – 100.0	93.0
General Vision	80.8	60.0 – 100.0	80.0
Ocular Pain	89.1	50.0 – 100.0	87.5
Near Activities	89.2	50.0 – 100.0	91.7
Distant Activities	87.6	50.0 – 100.0	91.7
Social Function	98.0	75.0 – 100.0	100.0
Mental Health	92.2	68.8 – 100.0	93.8
Role Difficulties	94.1	61.6 – 100.0	100.0
Dependency	98.7	83.3 – 100.0	100.0
Driving	86.2	64.2 – 100.0	83.3
Color Vision	97.9	75.0 – 100.0	100.0
Peripheral Vision	93.3	50.0 – 100.0	100.0