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Table 3. Summary of review findings.
| Positive change in | mixed results | no effect | no change reported |
|---|---|---|---|
| Knowledge | |||
| 9 | 2 | 4 | 7 |
| Attitude | |||
| 6 | 3 | 2 | 11 |
| Behaviour | |||
| 6 | 5 | 5 | 6 |