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NCT04868448: COV19HWVE_GE
COVID-19 Vaccine Effectiveness Among Health Workers in Georgia
trial testing Covid-19 vaccines in Covid19 in 1,600 participants. Status unknown.
1 August 2022
Quick facts
| Lead sponsor | National Center for Disease control and Public Health |
|---|---|
| Status | Status unknown |
| Study type | OBSERVATIONAL |
| Enrollment | 1,600 |
| Start date | 20 March 2021 |
| Primary completion | 1 August 2022 |
| Estimated completion | 1 August 2022 |
| Sites | 6 locations across Georgia |
Drugs / interventions tested
- Covid-19 vaccines — full drug profile →
Conditions studied
- Covid19 — all drugs for Covid19 →
Sponsor
National Center for Disease control and Public Health
Who can join
18 and older, any sex, with Covid19. Patients with the condition only — healthy volunteers not accepted.
Sponsor's own description
This is a prospective one-year cohort study of hospital-based health workers in Georgia to evaluate the effectiveness of COVID-19 vaccine in preventing laboratory-confirmed SARS-CoV-2 infection and COVID-19 disease.
Publications & conference data
3 peer-reviewed publications reference this trial (live from Europe PMC):
-
Primary series COVID-19 vaccine effectiveness among health care workers in the country of Georgia, March-December 2021.
Katz MA, Rojas Castro MY, Chakhunashvili G, Chitadze N, et al · · 2024 · cited 2× · PMID 39240827 · DOI 10.1371/journal.pone.0307805 -
COVID-19 vaccine effectiveness among healthcare workers during the Omicron period in the country of Georgia, January - June 2022.
Ward CL, Rojas Castro MY, Chakhunashvili G, Chitadze N, et al · · 2025 · PMID 40397872 · DOI 10.1371/journal.pone.0311337 -
Primary Series COVID-19 Vaccine Effectiveness among Health Care Workers in the Country of Georgia, March–December 2021
Katz MA, Castro MYR, Chakhunashvili G, Chitadze N, et al · · 2023 · DOI 10.20944/preprints202310.0224.v2
Verify or expand the search:
- PubMed search for NCT04868448
- Europe PMC full search
- ASCO Meeting Library
- ESMO Meeting Library
- bioRxiv preprints
- medRxiv preprints
- Google Scholar
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Verify against primary sources
- ClinicalTrials.gov — authoritative US registry record
- WHO ICTRP — international registry index
- EU Clinical Trials Register
- Sponsor press releases (Google)
- Trial protocol + status: ClinicalTrials.gov NCT04868448 (US National Library of Medicine, public domain)
- Publications: Europe PMC API search by NCT ID, retrieved 10 June 2026
- Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
- Sponsor: as reported to ClinicalTrials.gov by National Center for Disease control and Public Health
- Last refreshed: 3 May 2021
Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT04868448.
Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing