Table 1 Study design and outcomes
Study design | Access | Consumption | Knowledge/ Attitudes/ Awareness | General health measures | Harms | Total Studies by Design |
|---|---|---|---|---|---|---|
Systematic Review | 8 | 30 | 18 | 9 | 0 | 30 |
RCT | 2 | 27 | 14 | 12 | 0 | 27 |
Quasi-Experimental | 6 | 51 | 26 | 12 | 0 | 55 |
Cluster Controlled | 11 | 107 | 59 | 25 | 3 | 113 |
Before-After (no control) | 18 | 59 | 31 | 9 | 0 | 60 |
Mixed Method | 1 | 1 | 1 | 0 | 0 | 1 |
Controlled Time Series | 0 | 3 | 3 | 1 | 0 | 3 |