| 4888 | study 101 dose finding, 2020 | 2 | 31 | 0 | excluded | not a RCT | risk of bias not avaialble |
| 6052 | BioNTech phase 2 (Walsh), 2020 | 2 | 1 | 0 | excluded | | risk of bias not avaialble |
| 6054 | Moderna preclinical (Corbett), 2020 | 2 | 1 | 0 | excluded | | risk of bias not avaialble |
| 6365 | Moderna study 201 100µg, 2020 | 1 | 1 | 0 | | | risk of bias not avaialble |
| 6486 | CoVEHPI (Israel), 0 | 0 | 10 | 0 | selection pending |
| 6560 | Chodcik, 2021 | 1 | 13 | 3 | | not a RCT | high risk of bias |
| 6650 | Dagan, 2021 | 1 | 10 | 0 | | not a RCT | risk of bias not avaialble |
| 6663 | SIREN (HW england), 2021 | 1 | 10 | 3 | | not a RCT | high risk of bias |
| 6664 | Scotland cohort, 0 | 1 | 10 | 0 | | not a RCT | risk of bias not avaialble |
| 6668 | Amit, 2021 | 1 | 10 | 0 | | not a RCT | risk of bias not avaialble |
| 6757 | Levine-Tiefenbrun, 2021 | 0 | 0 | 0 | selection pending |
| 6766 | Pfizer 16-25 years phase 3, 0 | 2 | 1 | 0 | excluded | | risk of bias not avaialble |
| 6787 | Thompson, 2021 | 1 | 10 | 4 | | not a RCT | high risk of bias |
| 6791 | Tande, 0 | 1 | 13 | 0 | | not a RCT | risk of bias not avaialble |
| 6792 | Weekes, 2021 | 1 | 13 | 0 | | not a RCT | risk of bias not avaialble |
| 6901 | kidCOVE (part 2), 2022 | 1 | 1 | 0 | | | risk of bias not avaialble |
| 6935 | Benotmane, 2021 | 1 | 32 | 0 | | not a RCT | risk of bias not avaialble |
| 6944 | Yanay, 2021 | 1 | 32 | 0 | | not a RCT | risk of bias not avaialble |
| 6949 | Pawlowski, 2021 | 1 | 13 | 0 | | not a RCT | risk of bias not avaialble |
| 6949 | Pawlowski, 2021 | 1 | 13 | 0 | | not a RCT | risk of bias not avaialble |
| 6953 | Goldberg, 2021 | 1 | 13 | 0 | | not a RCT | risk of bias not avaialble |
| 6961 | Zadok, 2021 | 1 | 32 | 0 | | not a RCT | risk of bias not avaialble |
| 6965 | Bernal (PHE, 19th February 2021), 2021 | 1 | 13 | 0 | | not a RCT | risk of bias not avaialble |
| 6966 | Ou, 2021 | 2 | 32 | 0 | excluded | not a RCT | risk of bias not avaialble |
| 6989 | Palich, 2021 | 1 | 32 | 0 | | not a RCT | risk of bias not avaialble |
| 6999 | Rozen-Zvi, 2021 | 1 | 32 | 0 | | not a RCT | risk of bias not avaialble |
| 7001 | Boyarsky, 2021 | 1 | 32 | 0 | | not a RCT | risk of bias not avaialble |
| 7002 | Haas, 2021 | 1 | 13 | 0 | | not a RCT | risk of bias not avaialble |
| 7003 | Abu-Raddad, 2021 | 1 | 20 | 0 | | not a RCT | risk of bias not avaialble |
| 7005 | Tang, 2021 | 1 | 10 | 0 | | not a RCT | risk of bias not avaialble |
| 7006 | Angel, 2021 | 1 | 13 | 0 | | not a RCT | risk of bias not avaialble |
| 7037 | Agur, 0 | 1 | 10 | 0 | | not a RCT | risk of bias not avaialble |
| 7051 | CDC Health Care Personnel, 0 | 0 | 0 | 0 | selection pending |
| 7052 | Aleman, 2021 | 1 | 32 | 0 | | not a RCT | risk of bias not avaialble |
| 7100 | Chung, 2021 | 1 | 20 | 0 | | not a RCT | risk of bias not avaialble |
| 7957 | Haas, 2021 | 1 | 0 | 0 | | | risk of bias not avaialble |
| 8159 | Moderna delta VOC press realease, 2021 | 1 | 13 | 0 | | not a RCT | risk of bias not avaialble |
| 8248 | Montgomery, 2021 | 2 | 13 | 0 | excluded | not a RCT | risk of bias not avaialble |
| 8270 | Heymann, 2021 | 1 | 13 | 0 | | not a RCT | risk of bias not avaialble |
| 8271 | Bjork, 2021 | 1 | 13 | 0 | | not a RCT | risk of bias not avaialble |
| 8273 | Goshen-Lago, 2021 | 0 | 0 | 0 | selection pending |
| 8320 | Mayo Clinic (Puranik), 2021 | 1 | 13 | 3 | | not a RCT | high risk of bias |
| 8333 | Qatar (Tang), 2021 | 1 | 20 | 3 | | not a RCT | high risk of bias |
| 8338 | Wan, 2021 | 1 | 20 | 4 | | not a RCT | high risk of bias |
| 8346 | Walter E.B. (Children <12 Years of Age), 2021 | 1 | 1 | 0 | | | risk of bias not avaialble |
| 8351 | Tenforde, 2021 | 1 | 20 | 3 | | not a RCT | high risk of bias |
| 8352 | Nanduri, 2021 | 1 | 13 | 3 | | not a RCT | high risk of bias |
| 8506 | Barda, 2021 | 1 | 13 | 4 | | not a RCT | high risk of bias |
| 8507 | Klein, 2021 | 1 | 13 | 4 | | not a RCT | high risk of bias |
| 8507 | Klein, 2021 | 1 | 13 | 4 | | not a RCT | high risk of bias |
| 8517 | EPI-PHARE, 2021 | 1 | 13 | 4 | | not a RCT | high risk of bias |
| 9065 | Ruddy, 2021 | 2 | 32 | 0 | excluded | not a RCT | risk of bias not avaialble |
| 9158 | Husby (Moderna), 2021 | 1 | 12 | 0 | | not a RCT | risk of bias not avaialble |
| 9172 | South Africa (Discovery Health, Collie), 2021 | 1 | 20 | 0 | | not a RCT | risk of bias not avaialble |
| 9203 | England (Andrews), 2021 | 1 | 20 | 0 | | not a RCT | risk of bias not avaialble |
| 9209 | Southern California (Tseng) - omicron, 2022 | 1 | 20 | 0 | | not a RCT | risk of bias not avaialble |
| 9216 | Sultan, 2022 | 0 | 12 | 0 | selection pending |
| 9217 | June, 2021 | 1 | 12 | 0 | | not a RCT | risk of bias not avaialble |
| 9218 | Coggiola, 2021 | 0 | 99 | 0 | selection pending |
| 9230 | Burns, 2022 | 2 | 0 | 0 | excluded | | risk of bias not avaialble |
| 9244 | Richardson, 2022 | 0 | 0 | 0 | selection pending |
| 9244 | Richardson, 2022 | 0 | 0 | 0 | selection pending |
| 9248 | Watanabe, 2021 | 0 | 0 | 0 | selection pending |
| 9256 | Nakahara, 2022 | 0 | 0 | 0 | selection pending |
| 9261 | xie, 2021 | 0 | 0 | 0 | selection pending |
| 9272 | Lustig, 2021 | 0 | 0 | 0 | selection pending |
| 9293 | Tenforde, 2022 | 1 | 20 | 0 | | not a RCT | risk of bias not avaialble |
| 9316 | Shibli, 2021 | 1 | 13 | 0 | | not a RCT | risk of bias not avaialble |
| 9316 | Shibli, 2021 | 1 | 13 | 0 | | not a RCT | risk of bias not avaialble |
| 9323 | Nguyen, 2022 | 1 | 10 | 0 | | not a RCT | risk of bias not avaialble |
| 9331 | McConeghy, 2022 | 1 | 10 | 0 | | not a RCT | risk of bias not avaialble |
| 9341 | EPIPHAR (ARN) DUPLICATE, 2022 | 0 | 12 | 0 | selection pending |
| 9346 | Simpson (Comirnaty), 2021 | 0 | 12 | 0 | selection pending |
| 9359 | Husby (pfizer), 2021 | 1 | 12 | 0 | | not a RCT | risk of bias not avaialble |
| 9370 | Kanokudom, 2022 | 0 | 0 | 0 | selection pending |
| 9381 | Edward (pfizer), 2021 | 1 | 13 | 4 | | not a RCT | high risk of bias |
| 9382 | Burn (Pfizer), 2021 | 1 | 13 | 4 | | not a RCT | high risk of bias |
| 9407 | Southern California (Tseng) - delta, 2022 | 1 | 20 | 0 | | not a RCT | risk of bias not avaialble |
| 9409 | Thompson -VISIOn Network (omicron), 2022 | 1 | 12 | 0 | | not a RCT | risk of bias not avaialble |
| 9410 | Thompson -VISIOn Network (delta), 2022 | 0 | 12 | 0 | selection pending |
| 9411 | Accorsi, 2022 | 1 | 12 | 0 | | not a RCT | risk of bias not avaialble |
| 9415 | Patalon, 2022 | 1 | 20 | 0 | | not a RCT | risk of bias not avaialble |
| 9445 | Kawasuji, 2022 | 2 | 0 | 0 | excluded | | risk of bias not avaialble |
| 9448 | Chalkias, 2022 | 0 | 30 | 0 | selection pending |
| 9461 | Abu-Raddad, 2022 | 1 | 13 | 0 | | not a RCT | risk of bias not avaialble |
| 9466 | Falsey, 0 | 2 | 0 | 0 | excluded | | risk of bias not avaialble |
| 9478 | Lauring, 2022 | 1 | 20 | 0 | | not a RCT | risk of bias not avaialble |
| 9485 | Molteni, 2022 | 2 | 0 | 0 | excluded | | risk of bias not avaialble |
| 9487 | Shemer, 2021 | 1 | 11 | 0 | | not a RCT | risk of bias not avaialble |
| 9487 | Shemer, 2021 | 1 | 11 | 0 | | not a RCT | risk of bias not avaialble |
| 9492 | Patone, 2021 | 1 | 12 | 0 | | not a RCT | risk of bias not avaialble |
| 9584 | McMurry, 2021 | 1 | 13 | 0 | | not a RCT | risk of bias not avaialble |
| 9585 | Shasha, 2021 | 1 | 12 | 0 | | not a RCT | risk of bias not avaialble |
| 9589 | Kirsebom (UKHSA), 2022 | 1 | 13 | 0 | | not a RCT | risk of bias not avaialble |
| 9591 | Veneti, 2022 | 1 | 13 | 0 | | not a RCT | risk of bias not avaialble |
| 9592 | Tartof, 2021 | 1 | 13 | 0 | | not a RCT | risk of bias not avaialble |
| 9592 | Tartof, 2021 | 1 | 13 | 0 | | not a RCT | risk of bias not avaialble |
| 9593 | Lutrick (PROTECT study), 2021 | 1 | 10 | 0 | | not a RCT | risk of bias not avaialble |
| 9603 | Price, 2022 | 1 | 13 | 0 | | not a RCT | risk of bias not avaialble |
| 9604 | Glatman-Freedman A, 2021 | 1 | 12 | 0 | | not a RCT | risk of bias not avaialble |
| 9605 | Olson (July to October), 2022 | 1 | 13 | 0 | | not a RCT | risk of bias not avaialble |
| 9608 | Olson (June to September), 2021 | 1 | 13 | 0 | | not a RCT | risk of bias not avaialble |
| 9609 | Reis, 2021 | 1 | 12 | 0 | | not a RCT | risk of bias not avaialble |
| 9612 | Klein ( VISION network), 2022 | 1 | 12 | 0 | | not a RCT | risk of bias not avaialble |
| 9629 | Le Vu S. (EPI-PHARE), 2021 | 0 | 12 | 0 | selection pending |
| 9631 | Bozkurt, 2021 | 0 | 0 | 0 | selection pending |
| 10192 | Fraiman, 2022 | 0 | 0 | 0 | selection pending |