Open Access
Table II
Modified Jadad scale.
| Criteria | Yes | No | Not described/unclear |
|---|---|---|---|
| Q1. Is this a randomized controlled trial? | Continued | Stop | |
| Q2. The study is reported as a randomized trial | +1 | 0 | |
| Q3. Randomization is appropriate | +1 | –1 | |
| Q4. The study is reported as double-blind | +1 | 0 | |
| Q5. Double-blinding is appropriate | +1 | –1 | |
| Q6. Excluded patients are reported by number and reason | +1 | 0 | |
| 7. Jadad scale out of 5 | |||
| Q8. The method(s) used to assess adverse events is described | +1 | 0 | |
| Q9. The method(s) of statistical analysis is described | +1 | 0 | |
| Q10. Inclusion and/or exclusion criteria are reported | +1 | 0 | |
| 11. Modified Jadad scale out of 11 | |||
| Q12. Was the randomization sufficiently concealed? | |||
| Q13. Was the analysis based on the intention-to-treat (ITT) principle? | |||
| Q14. Was the sample size justified? |
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