EICOGP

EICOGP
Description:
How long were these changes or difficulties with memory and concentration present? PROBE: From about how long before [heshe] died? INTERVIEWER: Code how the answer is given.
Item type: Question
Question text:
How long were these changes or difficulties with memory and concentration present? PROBE: From about how long before [heshe] died? INTERVIEWER: Code how the answer is given.
Answer type: Enumerated
Answer choices:
1 In months and years
2 Since a specified age
3 Don't know