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Intervention characteristics.
| Intervention characteristic | N = 192 | % |
|---|---|---|
| Nature of interventionsa | ||
| Educational | 168 | 87.5 |
| Social contact | 75 | 39.1 |
| Increased access to services | 25 | 13.0 |
| Counselling/mentoring/case management | 11 | 5.7 |
| Social activism | 11 | 5.7 |
| Not described | 3 | 1.7 |
| Booster session | ||
| Yes | 15 | 7.7 |
87 (45.3%) studies used more than one type of intervention and therefore not all counts and percentages will add up to 100%.
