Variable Description
Name
phq1
Label
Little interest or pleasure in doing things
de
Representation
Representation Type
Code List
Selection Style
SelectOne
Codes
phq1
de
-
-3 
not applicable de -
-2
don't know/invalid de -
-1
Refuse de -
1
Not at all de -
2
Several days de -
3
More than half of the days de -
4
Nearly everyday de
