Open Access
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Table 2

Modified-Jadad score.

Dossett et al. [18] Yeo et al. [ 39] Laende et al. [40] McEwen et al. [41] Young et al. [38]
Was the study described as randomized? Yes Yes Yes Yes Yes
Was the method of randomization appropriate? Yes Yes Yes Yes Yes
Was the study described as blinded? Yes Yes Yes Yes Yes
Was the method of blinding appropriate? Yes Yes Yes Yes Yes
Was there a description of withdrawals or dropouts? Yes Yes Yes Yes Yes
Was there a clear description of the inclusion/exclusion criteria? Yes Yes Yes Yes Yes
Was the method used to assess adverse effects described? Yes Yes Yes Yes Yes
Was the method of statistical analysis described? Yes Yes Yes Yes Yes
Total score 8 8 8 8 8

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