Item
Do you wear glasses of any kind?
integer
C3174960 (UMLS CUI [1])
Code List
Do you wear glasses of any kind?
CL Item
Yes (1)
C1705108 (UMLS CUI-1)
CL Item
No (2)
C1298908 (UMLS CUI-1)
CL Item
Don't know (3)
C3843613 (UMLS CUI-1)
CL Item
Missing (4)
C1705492 (UMLS CUI-1)
Item
Are they:
integer
C3174962 (UMLS CUI [1])
CL Item
Single vision distance glasses only (1)
C3843231 (UMLS CUI-1)
CL Item
Single vision reading glasses only (2)
C3843230 (UMLS CUI-1)
CL Item
Separate reading and distance glasses (3)
C3843229 (UMLS CUI-1)
CL Item
Bifocals (4)
C1275647 (UMLS CUI-1)
CL Item
Multifocals (5)
C3843228 (UMLS CUI-1)
CL Item
Don't know (6)
C3843613 (UMLS CUI-1)
CL Item
Missing (7)
C1705492 (UMLS CUI-1)
distance glasses age
Item
How old were you when you first needed to wear glasses to see clearly in the distance? ___ years old
integer
C3174964 (UMLS CUI [1])
reading glasses age
Item
How old were you when you first needed reading glasses, bifocals or multifocals? ___ years old
integer
C3174966 (UMLS CUI [1])
current glasses age
Item
How long have you had your current glasses? Glasses are ___years old
integer
C3174968 (UMLS CUI [1])
glasses strength checked last
Item
When did you last have the strength of your glasses checked? ___ years ago
integer
C3174970 (UMLS CUI [1])
Item
Can you read the ordinary print in the newspaper reasonable well, with or without glasses?
integer
C3174971 (UMLS CUI [1])
Code List
Can you read the ordinary print in the newspaper reasonable well, with or without glasses?
CL Item
Yes (1)
C1705108 (UMLS CUI-1)
CL Item
No (2)
C1298908 (UMLS CUI-1)
CL Item
Don't know (3)
C3843613 (UMLS CUI-1)
CL Item
Missing (4)
C1705492 (UMLS CUI-1)
newspaper print read well last
Item
When were you last able to do this? ___ years ago
integer
C3174973 (UMLS CUI [1])
Item
Do you use a magnifier to read?
integer
C3174974 (UMLS CUI [1])
Code List
Do you use a magnifier to read?
CL Item
Yes (1)
C1705108 (UMLS CUI-1)
CL Item
No (2)
C1298908 (UMLS CUI-1)
CL Item
Don't know (3)
C3843613 (UMLS CUI-1)
CL Item
Missing (4)
C1705492 (UMLS CUI-1)