Table 1.
Search strategy used in the study.
| A. Search String Used for the PubMed Database | |
|---|---|
| # | Search |
| 1 | Tuberculosis OR TB OR PTB |
| 2 | Vaccine OR Vaccines OR Vaccination |
| 3 | Placebo OR control |
| 4 | “randomized controlled trials” OR randomization OR RCT OR controlled trials OR Comparative |
| 5 | (((Tuberculosis OR TB OR PTB) AND (Vaccine OR Vaccines OR Vaccination)) AND (Placebo OR control)) AND (“randomized controlled trials” OR randomization OR RCT OR controlled trials OR Comparative) |
| 6 | (((Tuberculosis OR TB OR PTB) AND (Vaccine OR Vaccines OR Vaccination)) AND (Placebo OR control)) AND (“randomized controlled trials” OR randomization OR RCT OR controlled trials OR Comparative) Filters: Humans |
| 7 | (((Tuberculosis OR TB OR PTB) AND (Vaccine OR Vaccines OR Vaccination)) AND (Placebo OR control)) AND (“randomized controlled trials” OR randomization OR RCT OR controlled trials OR Comparative) Filters: Humans, from 1990–2020 |
| 8 | (((Tuberculosis OR TB OR PTB) AND (Vaccine OR Vaccines OR Vaccination)) AND (Placebo OR control)) AND (“randomized controlled trials” OR randomization OR RCT OR controlled trials OR Comparative) Filters: Humans, from 1990–2018 |
| B. Search String Used for the Cochrane Central Register of Controlled Trials | |
| # | Search |
| 1 | MeSH descriptor: [Tuberculosis] explode all tress |
| 2 | MeSH descriptor: [Vaccines] explode all tress |
| 3 | MeSH descriptor: [Vaccination] explode all tress |
| 4 | #2 OR #3 |
| 5 | #1 AND #4 |