demonstrated suggested inconclusive safety concern ongoing study display ongoing demontrated benefit only
COVID-19 severe or critically
COVID-19 prophylaxis (excluding children)
vaccines
CoVLP (MT-2766, Medicago) Hager ...
first booster dose C4591031- first boost C4591031- first boost
mRNA vaccine (any) - first boost
Comirnaty - first boost C4591031- first boost C4591031- first boost
mRNA vaccine
Comirnaty (tozinameran - Pfizer/BIONTECH) BNT162b2 phase 3 ...
Spikevax (Moderna mRNA-1273 COVID-19 vaccine) COVE Moderna/NIH phase 3 ...
Non replicating viral vector
Janssen AD26 vaccine (JNJ-78436735) ENSEMBLE ...
Vaxzevria (AstraZeneca Oxford - ChAdOx1 nCoV-19) ChAdOx1 phase 3 ... COV005 ComFluCOV ...
protein subunit vaccine
Nuvaxovid (NVX-CoV2373) Novavax Novavax PREVEND-19 phase 3 US ... Novavax phase 2 South Africa ...
seasonal influenza vaccines ComFluCOV ...

118 studies excluded by filtering options 0

4830 NCT04276896, 0 2300excludednot a RCTrisk of bias not avaialble
5493 de Chaisemartin C, 2020 0120selection pending
5631 Weng, 0 0130selection pending
6235 NCT04648800, 0 000selection pending
6486 CoVEHPI (Israel), 0 0100selection pending
6729 Shah, 2021 1133not a RCThigh risk of bias
6787 Thompson, 2021 1104not a RCThigh risk of bias
6788 Waissengrin, 2021 0130selection pending
6790 Pawlowski, 2021 1130not a RCTrisk of bias not avaialble
6791 Tande, 0 1130not a RCTrisk of bias not avaialble
6857 Anderson, 2020 000selection pending
6894 Andrejko, 2021 1200not a RCTrisk of bias not avaialble
6927 Rossman, 2021 0130selection pending
6931 Yair, 2921 1320not a RCTrisk of bias not avaialble
6934 Boyarsky, 2021 1320not a RCTrisk of bias not avaialble
6949 Pawlowski, 2021 1130not a RCTrisk of bias not avaialble
6966 Ou, 2021 2320excludednot a RCTrisk of bias not avaialble
6981 Public Health England (Harris), 2021 1133not a RCThigh risk of bias
7001 Boyarsky, 2021 1320not a RCTrisk of bias not avaialble
7025 Haberman, 2021 0130selection pending
7037 Agur, 0 1100not a RCTrisk of bias not avaialble
7051 CDC Health Care Personnel, 0 000selection pending
7052 Aleman, 2021 1320not a RCTrisk of bias not avaialble
7055 Shroff, 2021 000selection pending
7057 CombiVacS, 2021 110risk of bias not avaialble
7068 Chappell, 2021 010selection pending
7069 Hillus, 2021 0100selection pending
7070 PHE variants (Technical briefing 12 22 may 2021), 2021 2202excludednot a RCT
7100 Chung, 2021 1200not a RCTrisk of bias not avaialble
7325 Skowronski, 2021 0130selection pending
7419 Scotland delta (Sheikh), 2021 1203not a RCThigh risk of bias
7420 PHE (Stowe), 2021 2133excludednot a RCThigh risk of bias
7940 Wall, 2021 000selection pending
7950 Harris, 2021 1133not a RCThigh risk of bias
8143 Butt, 2021 1202not a RCT
8145 Normark, 2021 0100selection pending
8147 Canada (Nasreen), 2021 1202not a RCT
8149 PHE Technical briefing 16 (11/18 June 2021), 2021 2133excludednot a RCThigh risk of bias
8150 Ramasamy, 2021 0320selection pending
8151 Tsilika, 2021 010selection pending
8161 Meng, 2021 010selection pending
8163 Israel delta press release, 0 100risk of bias not avaialble
8164 Public Health England, May 16, 2021 (Bernal), 2021 1202not a RCT
8241 Shu, 2021 010selection pending
8248 Montgomery, 2021 2130excludednot a RCTrisk of bias not avaialble
8255 REACT-SCOT, 2021 1200not a RCTrisk of bias not avaialble
8272 Martinez-Baz, 2021 1130not a RCTrisk of bias not avaialble
8274 REACT-1 round 13 final report (Elliott, Imperial College London), 2021 1133not a RCThigh risk of bias
8275 Musser, 2021 2130excludednot a RCTrisk of bias not avaialble
8294 CDC Mesa County, Colorado, 2021 1133not a RCThigh risk of bias
8320 Mayo Clinic (Puranik), 2021 1133not a RCThigh risk of bias
8333 Qatar (Tang), 2021 1203not a RCThigh risk of bias
8334 Hillus, 2021 000selection pending
8345 Pfizer/BioNTech Booster study, 2021 110risk of bias not avaialble
8350 Rosenberg, 2021 2130excludednot a RCTrisk of bias not avaialble
8356 Li, 2021 1204not a RCThigh risk of bias
8359 Oxford (Pouwels), 2021 1132not a RCT
8360 HEROES-RECOVER (Fowlkes), 2021 1133not a RCThigh risk of bias
8513 Grannis, 2021 1203not a RCThigh risk of bias
8514 VA (Bajema), 2021 1203not a RCThigh risk of bias
8515 Scobie, 2021 2200excludednot a RCTrisk of bias not avaialble
8516 Bar-On, 2021 1110not a RCTrisk of bias not avaialble
9065 Ruddy, 2021 2320excludednot a RCTrisk of bias not avaialble
9129 COV-BOOST, 2021 210excludedrisk of bias not avaialble
9130 Gilboa, 2021 200excludedrisk of bias not avaialble
9132 Arbel, 2021 1133not a RCThigh risk of bias
9170 UKHSA report 33 (23 december 2021), 2021 2200excludednot a RCTrisk of bias not avaialble
9173 Sisonke 2 (booster), 2021 1200not a RCTrisk of bias not avaialble
9174 Barda, 2021 1130not a RCTrisk of bias not avaialble
9175 Patalon, 2021 1200not a RCTrisk of bias not avaialble
9176 UKHSA 31 december 2021, 2021 2200excludednot a RCTrisk of bias not avaialble
9178 Liu, 2021 210excludedrisk of bias not avaialble
9183 Mattiuzzi, 2022 1150not a RCTrisk of bias not avaialble
9203 England (Andrews), 2021 1200not a RCTrisk of bias not avaialble
9210 Ontario (Buchan), 2022 1200not a RCTrisk of bias not avaialble
9213 COVI3, 2022 1100not a RCTrisk of bias not avaialble
9214 Southern California (Lewnard), 2022 2130excludednot a RCTrisk of bias not avaialble
9216 Sultan, 2022 0120selection pending
9224 Reynolds, 2022 000selection pending
9240 Chen, 2021 210excludedrisk of bias not avaialble
9251 Vanhoutte, 2022 010selection pending
9256 Nakahara, 2022 000selection pending
9257 Bravo, 2022 000selection pending
9267 Ostropolets, 2021 0120selection pending
9275 Mattiuzzi, 2022 200excludedrisk of bias not avaialble
9288 Kislaya, 2022 1110not a RCTrisk of bias not avaialble
9290 Danza, 2022 2320excludednot a RCTrisk of bias not avaialble
9293 Tenforde, 2022 1200not a RCTrisk of bias not avaialble
9293 Tenforde, 2022 1200not a RCTrisk of bias not avaialble
9294 UKHSA (report W4- 27 January), 2022 2120excludednot a RCTrisk of bias not avaialble
9316 Shibli, 2021 1130not a RCTrisk of bias not avaialble
9331 McConeghy, 2022 1100not a RCTrisk of bias not avaialble
9331 McConeghy, 2022 1100not a RCTrisk of bias not avaialble
9341 EPIPHAR (ARN) DUPLICATE, 2022 0120selection pending
9409 Thompson -VISIOn Network (omicron), 2022 1120not a RCTrisk of bias not avaialble
9410 Thompson -VISIOn Network (delta), 2022 0120selection pending
9411 Accorsi, 2022 1120not a RCTrisk of bias not avaialble
9411 Accorsi, 2022 1120not a RCTrisk of bias not avaialble
9415 Patalon, 2022 1200not a RCTrisk of bias not avaialble
9446 Thuluva, 2022 000selection pending
9450 Shinkai, 2022 010selection pending
9451 Puga-G?mez, 2022 000selection pending
9456 Mahase, 2022 000selection pending
9458 Kaabi, 2022 000selection pending
9461 Abu-Raddad, 2022 1130not a RCTrisk of bias not avaialble
9461 Abu-Raddad, 2022 1130not a RCTrisk of bias not avaialble
9478 Lauring, 2022 1200not a RCTrisk of bias not avaialble
9482 Czajka, 2022 000selection pending
9484 Liu, 2022 000selection pending
9486 Pitisuttithum, 2022 010selection pending
9487 Shemer, 2021 1110not a RCTrisk of bias not avaialble
9491 Li X, 2022 1120not a RCTrisk of bias not avaialble
9584 McMurry, 2021 1130not a RCTrisk of bias not avaialble
9589 Kirsebom (UKHSA), 2022 1130not a RCTrisk of bias not avaialble
9590 UKHSA report week 12 (24 March 2022), 2022 1120not a RCTrisk of bias not avaialble
9629 Le Vu S. (EPI-PHARE), 2021 0120selection pending
9631 Bozkurt, 2021 000selection pending
10192 Fraiman, 2022 000selection pending