Table 1 Questions used to derive NEI-VFQ sub-scale scores
From: Is the NEI-VFQ-25 a useful tool in identifying visual impairment in an elderly population?
NEI-VFQ sub-scale | Number of questions used to derive sub-scale score | NEI-VFQ question numbers used | Questions asked |
|---|---|---|---|
General health | 1 | 1 | Perception of overall health (5 levels) |
General vision | 1 | 2 | Perception of eyesight (6 levels) |
Ocular pain | 2 | 4,19 | Pain and discomfort in and around the eyes and the degree of ocular pain |
Near activities | 3 | 5,6,7 | Difficulty reading ordinary print in newspapers, performing work or hobbies requiring near vision, and finding something on a crowded shelf |
Distance activities | 3 | 8,9,14 | Difficulty reading street signs or names of shops, going down steps, stairs or kerbs in poor light and visiting people in unfamiliar surroundings |
Vision specific: | Â | Â | Â |
Social functioning | 2 | 11,13 | Difficulty seeing how people react and visiting people in unfamiliar surroundings |
Mental health | 4 | 3,21,22,25 | Worries and frustration about eyesight, embarrassment and loss of control caused by eyesight |
Role difficulties | 2 | 17,18 | Lack of accomplishment and limitations caused by eyesight |
Dependency | 3 | 20,23,24 | Need to stay at home, reliance on others, and need of help |
Driving | 3 | 15c, 16 | Difficulty driving during the daytime and at night |
Colour vision | 1 | 12 | Difficulty picking out and matching clothes |
Peripheral vision | 1 | 10 | Difficulty noticing objects off to the side whilst walking |
Total VFQ score | Â | All | A total score averaged for the subscale scores listed above |