Welcome to CSPI’s COVID-19 Evidence hub, which seeks to aggregate all international databases related to evidence on COVID-19 in one place. Our Evidence Hub is organized based on three content categories that the underlying websites may contain: a study database (i.e., a listing of ongoing and completed studies), a study results database (i.e., results from completed studies), results appraisals (critical reviews of study results), or some combination of these.

website name Types of Interventions Studied
Click column header to see all sites with studies
Contains Studies
Click column header to see all sites with study results.
Contains Study Results
Click column header to see all sites with results appraisals.
Contains Results Appraisals
BioRender COVID-19 Vaccine & Therapeutics Tracker Vaccines, Drug Treatments, Therapeutic Interventions
Cell Trials Data COVID-19 Clinical Trials Vaccines, Drug Treatments, Therapeutic Interventions
Clinical Trials Data Tracking Dashboard Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
Cochrane Coronavirus Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
Cognitive City of COVID-19 Clinical Trial Registrations Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
Collabovid Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
Coronavirus Clinical Trials Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
Coronavirus (COVID-19): Evidence Collection Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
COVID-19 Clinical Evidence Assessments Diagnostics, Therapeutic Interventions, Public Health Measures
COVID-19 Evidence Alerts Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
COVID-19 Evidence Reviews Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
Covid-19 Living NMA Vaccines, Drug Treatments, Therapeutic Interventions, Public Health Measures
Covid-19 TrialsTracker Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
COVID-19 Vaccine Development Pipeline Vaccines
ePPI Centre: a living systematic map of the evidence Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
Evidence Partners COVID-19 Initiatives Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
Global Coronavirus COVID-19 Clinical Trial Tracker Vaccines, Drug Treatments, Therapeutic Interventions, Public Health Measures
Living Evidence on COVID-19 Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
LIVIVO COVID-19 Collection Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
L*OVE (Living OVerview of Evidence) Coronavirus - COVID-19 Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
meta Evidence - Covid-19 Vaccines, Drug Treatments, Therapeutic Interventions
Milken Institute COVID-19 Treatment and Vaccine Tracker Vaccines, Drug Treatments, Therapeutic Interventions
NEJM Journal Watch Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
NIPH Live map of COVID-19 evidence Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
Oxford COVID-19 Evidence Service Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
PreventEpidemics Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
Reagan-Udall Foundation COVID-19 Treatment Hub Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
Regulatory Focus Covid-19 Vaccine and Therapeutics Trackers Vaccines, Drug Treatments
Trial Insights Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
Usher Network for COVID-19 Evidence Reviews Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
WCG Center Watch COVID-19 Resource Page Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
WHO Global Research on Coronavirus Disease (COVID-19) Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
2019 Novel Coronavirus Research Compendium (NCRC) Vaccines, Diagnostics, Drug Treatments, Therapeutic Interventions, Public Health Measures
COVID-19 Evidence Vaccines, Drug Treatments, Therapeutic Interventions, Public Health Measures
COVID-19 Vaccine Tracker Vaccines
BioCentury COVID-19 Clinical Trial Dashboard Vaccines, Drug Treatments

Last Updated 4/21/2021

Website name Number of Studies Includes more than Interventional Studies Includes Study Recruitment Status Includes Overview Statistics Draws from clinicaltrials.gov Draws from WHO ICTRP** Draws from CHICTR
BioRender COVID-19 Vaccine and Therapeutics Tracker 722
Cell Trials Data COVID-19 Clinical Trials 156
Clinical Trials Data Tracking Dashboard 5,238
Cochrane Coronavirus 8,411
Cognitive City of COVID-19 Clinical Trial Registrations 3,321
Coronavirus Clinical Trials 6,835
Covid-19 Living NMA 2,817
COVID-19 Vaccine Development Pipeline 237
Global Coronavirus COVID-19 Clinical Trial Tracker 5,834
L*OVE (Living OVerview of Evidence) Coronavirus - COVID-19 9,4,64
Milken Institute COVID-19 Treatment and Vaccine Tracker 578
Reagan-Udall Foundation COVID-19 Treatment Hub 4,298
Trial Insights 8,878
WCG Center Watch COVID-19 Resource Page 2,217
COVID-19 Evidence 3,221
COVID-19 Vaccine Tracker 298
BioCentury COVID-19 Clinical Trial Dashboard 1763 N/A

*Number is estimated based on manual count or search and filter of studies listed in database.
**WHO database may also include studies registered with clinicaltrials.gov.

Website name Number of Study Results Includes more than Interventional Studies Draws from Pubmed/Medline Draws from Medrxiv/biorxiv Draws from Clinicaltrials.gov Results Draws from WHO Results** Draws from Publisher databases Draws from Press Releases
Cochrane Coronavirus 45,474
Collabovid 78,037
COVID-19 Evidence Alerts 11,803
COVID-19 Evidence Reviews 2,371
Covid-19 Living NMA 288
COVID-19 Vaccine Development Pipeline 47
ePPI Centre: a living systematic map of the evidence 48,919
Global Coronavirus COVID-19 Clinical Trial Tracker 8
Living Evidence on COVID-19 157,651
LIVIVO COVID-19 Collection 337,252
L*OVE (Living OVerview of Evidence) Coronavirus - COVID-19 148,790
meta Evidence - Covid-19 139
Milken Institute COVID-19 Treatment and Vaccine Tracker 158
NIPH Live map of COVID-19 evidence 17,607
Trial Insights 58
Usher Network for COVID-19 Evidence Reviews 3,553
WHO Global Research on Coronavirus Disease (COVID-19) 244,287
COVID-Evidence 648
BioCentury COVID-19 Clinical Trial Dashboard 302

*Number is estimated based on manual count or search and filter of study results listed in database.
**WHO database may also include studies registered with clinicaltrials.gov.
⇟Study results database combines research and non-research articles (ie commentary, guidelines)..

Website name Number of Results Appraisals Includes Meta-Analysis/Systematic Review Includes Cumulative Meta-Analysis Includes Narrative Commentary Includes Results Quality Assessment
Cochrane Coronavirus 51
Coronavirus (COVID-19): Evidence Collection 510
COVID-19 Clinical Evidence Assessments 21*
COVID-19 Evidence Alerts 3,794
COVID-19 Evidence Reviews 20
Covid-19 Living NMA 185
L*OVE (Living OVerview of Evidence) Coronavirus - COVID-19 10
meta Evidence - Covid-19 54
NEJM Journal Watch 882
NIPH Live map of COVID-19 evidence 26
Oxford COVID-19 Evidence Service 313
PreventEpidemics 117
Regulatory Focus Covid-19 Vaccine and Therapeutics Trackers 73
Usher Network for COVID-19 Evidence Reviews 13
2019 Novel Coronavirus Research Compendium (NCRC) 759

*Number is based on manual count of results appraisals posted to site.
⇞Results appraisals are listed with non-appraisal articles (ie guidelines, reports).