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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:    
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   All A total score averaged for the subscale scores listed above