Table 2

Twelve-item scale critical appraisal scores

AuthorTwelve-item scale critical appraisal score
Comyn et al 16 YYYYYYYYYYYYHigh
Yang et al 5 NYYYYYYYYYYYHigh
Su et al 14 NYYYNYYYYYYYHigh
Sohn et al 22 NYYYNYYYYYYYHigh
Han et al 23 NYNNNYYYYYYYHigh
Farahvash et al 17 NYYYNYYYYYYYHigh
Ahn et al 18 YYNNNYYYYYYYHigh
Hernandez-Da15 NYNNNYYYYYYYHigh
di Lauro et al 24 NYNNNYYYYYYYHigh
Modarres et al 25 NYNYNYYYYYYYHigh
Ahmadieh et al 26 YYYYYYYYYYYYHigh
Da and Lucena et al 27 YYYYNYYYYYYYHigh
Rizzo et al 28 YYYNNYYYYYYYHigh
  • Twelve-item scale criteria: (1) method of randomisation; (2) concealed allocation; (3) patient blinding; (4) provider blinding; (5) outcome assessor blinding; (6) dropout rate; (7) patient allocated as plan; (8) free of selective outcome reporting; (9) same baseline; (10) co-interventions avoided or similar; (11) acceptable compliance; (12) same time of outcome assessment.

  • A trial with a score of ≥7 was considered high quality, >4 but no more than 7 was considered moderate quality, and no more than 4 was considered low quality.

  • Y, yes; n, no.