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Adverse Events Report of Inactivated COVID-19 Vaccine

28. august 2021 opdateret af: Şeniz Akçay, Bozyaka Training and Research Hospital

Adverse Events Report of Inactivated COVID-19 Vaccine From 4040 Healthcare Workers

Numerous vaccination studies are conducted to protect against COVID-19 infection, and preclinical and clinical studies are still ongoing worldwide. During this extraordinary period, the necessity to perform COVID-19 vaccine studies and immunization programs together has emerged. Many manufacturing companies have started mass production of vaccines accepting the risk of failure of vaccines during trials. Vaccine Adverse Effects (VAEs) need to be documented quickly. We aimed to determine the VAEs and to compare the frequency of VAEs between groups according to socio-demographic characteristics after the inactivated vaccine (Corona Vac®) was administered to healthcare workers (HCWs) in Turkey.

In this study, an online questionnaire was delivered to volunteer healthcare workers across the whole country. Sociodemographic characteristics, medical history, history of COVID-19 infection, and VAEs occurring after the first and second doses of inactivated vaccine were evaluated.

Studieoversigt

Status

Afsluttet

Detaljeret beskrivelse

A new coronavirus, severe acute respiratory syncytial coronavirus 2 (SARS-CoV-2) first appeared in China at the end of 2019 and attracted attention with clusters of pneumonia-like cases, which were later defined as coronavirus disease 2019 (COVID-19). Vaccine development is usually achieved over decades and therefore it is unprecedented to have access to such a large number of approved vaccines for COVID-19. In this process, great efforts were made by many organizations to cope with this pandemic that affected the whole world.

COVID-19 vaccines with different features in the form of vector-mediated, messenger RNA (mRNA) or inactivated vaccines are being produced worldwide. CoronaVac® is an inactivated vaccine against severe acute respiratory syncytial coronavirus 2 (SARS-CoV-2) developed by Sinovac Biotech, China which was approved by World Health Organization (WHO) in June 2021.

Vaccine Adverse Effect (VAE) is defined as "any adverse medical event that occurs after vaccination, which is thought to be due to a vaccine.

The primary endpoint of our study was to evaluate the VAEs reported after the first dose and the second doses following the inactivated vaccine (CoronaVac®), which was administered to HCWs in our country as a dose of 3 µg twice, 28 days apart. The secondary endpoint was the comparison of the frequency of VAE development between groups according to socio-demographic characteristics.

Undersøgelsestype

Observationel

Tilmelding (Faktiske)

4040

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiesteder

    • Karabaglar
      • Izmir, Karabaglar, Kalkun
        • University of Health Sciences Izmir Bozyaka Training and Research Hospital

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

18 år og ældre (Voksen, Ældre voksen)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Prøveudtagningsmetode

Ikke-sandsynlighedsprøve

Studiebefolkning

The healthcare workers

Beskrivelse

Inclusion Criteria:

1)The HCWs vaccinated with two doses of CoronaVac.

Exclusion Criteria:

  1. The HCWs under 18 years old
  2. The HCWs those couldn't be able to complete the questionnaire accurately.

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Observationsmodeller: Kohorte
  • Tidsperspektiver: Tværsnit

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Adverse events detection
Tidsramme: 20 minutes
An online questionnaire was delivered to obtain Vaccine Adverse Effects to volunteer Healthcare Workers in Turkey.
20 minutes

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Efterforskere

  • Ledende efterforsker: Selma Tosun, Prof., Izmir Bozyaka Education and Research Hospital
  • Studiestol: Hulya Ozkan Ozdemir, MD, Izmir Bozyaka Education and Research Hospital
  • Studiestol: Esin Erdogan, Assoc. Prof., University of Health Sciences, İzmir Bozyaka Education and Research Hospital
  • Studiestol: Seniz Akcay, Assoc. Prof., University of Health Sciences, İzmir Bozyaka Education and Research Hospital
  • Studiestol: Murat Aysin, Assis. Prof., Izmir Katip Celebi University, Faculty of Medicine
  • Studiestol: Neslihan Eskut, MD, University of Health Sciences, İzmir Bozyaka Education and Research Hospital
  • Studiestol: Pinar Ortan, Prof., University of Health Sciences, İzmir Bozyaka Education and Research Hospital
  • Studiestol: Burak Eskut, MD, University of Izmir Katip Celebi, Ataturk Education and Research Hospital

Publikationer og nyttige links

Den person, der er ansvarlig for at indtaste oplysninger om undersøgelsen, leverer frivilligt disse publikationer. Disse kan handle om alt relateret til undersøgelsen.

Generelle publikationer

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Faktiske)

14. februar 2021

Primær færdiggørelse (Faktiske)

28. februar 2021

Studieafslutning (Faktiske)

14. marts 2021

Datoer for studieregistrering

Først indsendt

27. august 2021

Først indsendt, der opfyldte QC-kriterier

27. august 2021

Først opslået (Faktiske)

30. august 2021

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

2. september 2021

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

28. august 2021

Sidst verificeret

1. august 2021

Mere information

Begreber relateret til denne undersøgelse

Plan for individuelle deltagerdata (IPD)

Planlægger du at dele individuelle deltagerdata (IPD)?

Ingen

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

Studerer et amerikansk FDA-reguleret lægemiddelprodukt

Ingen

Studerer et amerikansk FDA-reguleret enhedsprodukt

Ingen

produkt fremstillet i og eksporteret fra U.S.A.

Ingen

Disse oplysninger blev hentet direkte fra webstedet clinicaltrials.gov uden ændringer. Hvis du har nogen anmodninger om at ændre, fjerne eller opdatere dine undersøgelsesoplysninger, bedes du kontakte register@clinicaltrials.gov. Så snart en ændring er implementeret på clinicaltrials.gov, vil denne også blive opdateret automatisk på vores hjemmeside .

Kliniske forsøg med COVID-19

Kliniske forsøg med Inactivated COVID-19 vaccine (CoronaVac)

Abonner