Table 1.
Selection of publications.
| Steps | Number of articles | Notes |
|---|---|---|
| Searched by MEDLINE Search via Pubmed EMBASE and Cochrane Database | 504 | Articles published by August 2015 |
| Applied first selection: Human trials | 241 | κ value: 0.968 |
| Screened by abstracts | 74 | κ value: 0.910 |
| Included by inclusion criteria | 42 | κ value: 0.864 |
| Excluded by exclusion criteria | 32 | Referred to Table 2 |
| Used for further analysis | 42 | |
| With similar outcome measures to be analyzed statistically | 17 | |
| Without similar outcome measures; Not allowing statistical analysis | 25 |