Table 3 Studies reporting separate percentages for the knowledge and attitude levels of the subjects before and after the training
| Study | Knowledge (Percent) | Attitude (Percent) | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Author | Sample | Pre | Post | Pre | Post | ||||
| Bagheri Yazdi, 2002 | Trained group (rural) | 57 | (43) | 32 | (68) | 31 | (69) | 13.5 | 86.5 |
| Control group (rural) | 58 | (42) | 57 | (43) | 32 | (68) | 31.6 | (68.4) | |
| Trained group (urban) | 52.2 | (47.8) | 27.5 | (72.5) | 30.2 | (69.8) | 15.5 | (84.5) | |
| Control group (urban) | 54.4 | (45.6) | 54 | (46) | 32 | (68) | 29.9 | (70.1) | |