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Study designs
| Designs | n | % |
|---|---|---|
| Cross-sectional | 64 | 32.3 |
| Cohort | 16 | 8.1 |
| Case-control | 4 | 2 |
| Qualitative studies | 10 | 5.1 |
| Case series | 14 | 7.1 |
| Social analyses | 40 | 20.2 |
| Economic studies | 3 | 1.5 |
| Simple reviews | 28 | 14.1 |
| Systematic reviews | 2 | 1 |
| Other (educational recommendations, reports of conferences) | 17 | 8.6 |
| Total | 198 | 100 |
