Table 1 Study and sample characteristics
Number of studies (%) | |
|---|---|
Sample | |
Patients | 10 (55.6%) |
Population | 8 (44.4%) |
Administration of survey | |
Self-complete questionnaire | 13 (72.2%) |
Interviewer administered | 3 (16.7%) |
Computerized interview | 2 (11.1%) |
Number of attributes | |
3 attributes | 3 (16.7%) |
4 attributes | 6 (33.3%) |
5 attributes | 3 (16.7%) |
6 attributes | 5 (27.8%) |
7 attributes | 1 (5.6%) |
Number of choice tasks per respondent | |
8 or less choices | 12 (66.7%) |
9 – 16 choices | 4 (22.2%) |
Not reported | 2 (11.1%) |
Sample size | |
< 500 | 6 (33.3%) |
500 – 1000 | 5 (27.8%) |
> 1000 | 7 (38.9%) |
Response rate | |
< 40% | 3 (16.7%) |
40% – 60% | 8 (44.4%) |
> 60% | 2 (11.1%) |
Not calculated/reported | 5 (27.8%) |