Table 1.
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 |