Study Ng et al. (2009): study ZZ World samples 2005
- Public
- 15+ aged, general public, 121 nations, 2005-2006
- Survey name
- INT-GallupWorldPoll2006
- Sample
- Respondents
- N = 125077
- Non Response
- Assessment
-
Interview: Computer Assisted Telephone Interview (CATI)
In wealty nations through telephone surveys based on random-digit dialing. In poorer nations door-to-door interviews, randomly-selected.
Correlate
- Authors's Label
- Depression on individual land nation evel
- Our Classification
-
-
- Operationalization
- Selfreport on single question.
Did you experience these feeling a lot in the previous day?
Depression
Rated:
1: yes
0: no