Randomised controlled trials included in the systematic reviews
| Randomised controlled trials | Systematic reviews | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Chan et al16 | Chang et al18 | Chen et al23 | Gallagher et al24 | Huang et al20 | Kluczynski et al19 | Littlewood et al17 | Riboh and Garrigues21 | Shen et al15 | Yi et al22 | |
| Arndt et al 25 | X | X | X | X | X | X | X | X | ||
| Cuff and Pupello26 | X | X | X | X | X | X | X | X | X | X |
| Cote and Mazzocca (unpublished abstract) | X | |||||||||
| Deutsch et al 27 | X | |||||||||
| Duzgun et al 28 | X | X | X | X | X | |||||
| Keener et al 29 | X | X | X | X | X | X | X | X | ||
| Kim et al 30 | X | X | X | X | X | X | X | X | X | |
| Klintberg et al 31 | X | |||||||||
| Koh et al 32 | X | |||||||||
| Lee et al 33 | X | X | X | X | X | X | X | X | ||