Table 3.
Design quality analysis.
| S.No | Criteria | S.No | Criteria |
|---|---|---|---|
| 1. | Randomization | 2. | Missing data |
| 3. | Control | 4. | Power analysis |
| 5. | Isolation | 6. | Validity measures |
| 7. | Pre- and post-test | 8. | Baseline method comparison |
| 9. | Retention | 10. | Follow up |
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