Variable Source
A description of the type of instrument being used.
ID | Term | Description |
---|---|---|
1 | Questionnaire | e.g. CAPI, CATI, mailed self-completion, etc. |
2 | Clinical protocol | e.g., spirometer, blood pressure monitor |
3 | Cognitive test | e.g., recall, memory, recognition |
4 | Educational test | e.g., British Ability Scales |
5 | Physical test | e.g., timed walk |
6 | Diary | e.g., food diary, expenditure diary |
7 | Event history calendar | See http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2798968/ |
8 | Qualitative protocol | e.g., interview transcripts |
9 | Linked data | e.g., administrative records, Census, enviroment data, external data (i.e., not collected as part of the study), usually linked via respondent's geography or NINO. Do not confuse with linked data (RDF). |
10 | Spatial data | e.g., marker of location, may include altitude |
11 | Device/app | e.g., GPS positioning, pedometer |