(If respondent normally wears glasses or contact lenses, should ask the following Qs as “Since starting to wear glasses/contact lenses….”.)
Literal question
Do you use eyeglasses or contact lenses to see up close (for example at arms length, like when you are reading)?
Categories
Value
Category
N
Y
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.