In the last 30 days, how much difficulty did you think [name of person] have in seeing and recognizing a person she knows across the road ( i.e. from a distance of about 20 meters)?
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.
Show and read rating scale to respondent; use in vignettes country specific female/male first names to match sex of the respondent.
VIGNETTES FOR HEALTH STATE DESCRIPTIONS
I will now read to you some descriptions of persons with varying levels of difficulties in different areas of health. I would like to know how you view each of these descriptions and rate how much of a problem or difficulty the person described has in that area of health in the same way that you described your health to me. While giving the rating, think of the person as someone who is of your age and background.
Vision, Sleep and Energy
[Sebastian] cannot detect any movement close to the eyes or even the presence of a light.