NCT04843917

Brief Summary

Vaccination against coronavirus disease 19 (COVID-19) is an essential primary prevention tool to limit the health and economic effects of the pandemic. Objectives: To determine the variation in the levels of Immunoglobulin G (IgG) antibodies in health workers who received a COVID-19 vaccine.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
100

participants targeted

Target at P50-P75 for all trials

Timeline
Completed

Started Apr 2021

Typical duration for all trials

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

April 9, 2021

Completed
1 day until next milestone

First Submitted

Initial submission to the registry

April 10, 2021

Completed
4 days until next milestone

First Posted

Study publicly available on registry

April 14, 2021

Completed
2.2 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

June 9, 2023

Completed
2 months until next milestone

Study Completion

Last participant's last visit for all outcomes

August 9, 2023

Completed
Last Updated

September 22, 2023

Status Verified

September 1, 2023

Enrollment Period

2.2 years

First QC Date

April 10, 2021

Last Update Submit

September 21, 2023

Conditions

Keywords

COVID-19 VaccinesHealth Personnel

Outcome Measures

Primary Outcomes (2)

  • To assess the change in the levels of Immunoglobulin G (IgG) antibodies from baseline at 1 month, at 6 months and at 12 months after the completion of the immunization in health workers who received a COVID-19 vaccine

    To assess the change in the levels of Immunoglobulin G (IgG) antibodies from baseline at 1 month, at 6 months and at 12 months after the completion of the immunization in health workers who received a COVID-19 vaccine

    1 year

  • To correlate the Immunoglobulin G levels with the presence of adverse events and infection with COVID-19

    To correlate the Immunoglobulin G levels with the presence of adverse events and infection with COVID-19

    1 year

Interventions

Detection of immunoglobulin G against Spike Receptor Binding Domain against severe acute respiratory syndrome coronavirus 2

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodNon-Probability Sample
Study Population

Health care workers who want to receive any COVID-19 vaccine

You may qualify if:

  • Subjects receiving any COVID-19 vaccine.

You may not qualify if:

  • Subjects who do not agree to participate

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Hospital Italiano de Buenos Aires

Buenos Aires, Buenos Aires F.D., C1199ABB, Argentina

Location

Related Publications (10)

  • Logunov DY, Dolzhikova IV, Zubkova OV, Tukhvatullin AI, Shcheblyakov DV, Dzharullaeva AS, Grousova DM, Erokhova AS, Kovyrshina AV, Botikov AG, Izhaeva FM, Popova O, Ozharovskaya TA, Esmagambetov IB, Favorskaya IA, Zrelkin DI, Voronina DV, Shcherbinin DN, Semikhin AS, Simakova YV, Tokarskaya EA, Lubenets NL, Egorova DA, Shmarov MM, Nikitenko NA, Morozova LF, Smolyarchuk EA, Kryukov EV, Babira VF, Borisevich SV, Naroditsky BS, Gintsburg AL. Safety and immunogenicity of an rAd26 and rAd5 vector-based heterologous prime-boost COVID-19 vaccine in two formulations: two open, non-randomised phase 1/2 studies from Russia. Lancet. 2020 Sep 26;396(10255):887-897. doi: 10.1016/S0140-6736(20)31866-3. Epub 2020 Sep 4.

  • Logunov DY, Dolzhikova IV, Shcheblyakov DV, Tukhvatulin AI, Zubkova OV, Dzharullaeva AS, Kovyrshina AV, Lubenets NL, Grousova DM, Erokhova AS, Botikov AG, Izhaeva FM, Popova O, Ozharovskaya TA, Esmagambetov IB, Favorskaya IA, Zrelkin DI, Voronina DV, Shcherbinin DN, Semikhin AS, Simakova YV, Tokarskaya EA, Egorova DA, Shmarov MM, Nikitenko NA, Gushchin VA, Smolyarchuk EA, Zyryanov SK, Borisevich SV, Naroditsky BS, Gintsburg AL; Gam-COVID-Vac Vaccine Trial Group. Safety and efficacy of an rAd26 and rAd5 vector-based heterologous prime-boost COVID-19 vaccine: an interim analysis of a randomised controlled phase 3 trial in Russia. Lancet. 2021 Feb 20;397(10275):671-681. doi: 10.1016/S0140-6736(21)00234-8. Epub 2021 Feb 2.

  • Polack FP, Thomas SJ, Kitchin N, Absalon J, Gurtman A, Lockhart S, Perez JL, Perez Marc G, Moreira ED, Zerbini C, Bailey R, Swanson KA, Roychoudhury S, Koury K, Li P, Kalina WV, Cooper D, Frenck RW Jr, Hammitt LL, Tureci O, Nell H, Schaefer A, Unal S, Tresnan DB, Mather S, Dormitzer PR, Sahin U, Jansen KU, Gruber WC; C4591001 Clinical Trial Group. Safety and Efficacy of the BNT162b2 mRNA Covid-19 Vaccine. N Engl J Med. 2020 Dec 31;383(27):2603-2615. doi: 10.1056/NEJMoa2034577. Epub 2020 Dec 10.

  • Di Pasquale A, Bonanni P, Garcon N, Stanberry LR, El-Hodhod M, Tavares Da Silva F. Vaccine safety evaluation: Practical aspects in assessing benefits and risks. Vaccine. 2016 Dec 20;34(52):6672-6680. doi: 10.1016/j.vaccine.2016.10.039. Epub 2016 Nov 8.

  • Herve C, Laupeze B, Del Giudice G, Didierlaurent AM, Tavares Da Silva F. The how's and what's of vaccine reactogenicity. NPJ Vaccines. 2019 Sep 24;4:39. doi: 10.1038/s41541-019-0132-6. eCollection 2019.

  • Virtanen M, Peltola H, Paunio M, Heinonen OP. Day-to-day reactogenicity and the healthy vaccinee effect of measles-mumps-rubella vaccination. Pediatrics. 2000 Nov;106(5):E62. doi: 10.1542/peds.106.5.e62.

  • Mitchell TC, Casella CR. No pain no gain? Adjuvant effects of alum and monophosphoryl lipid A in pertussis and HPV vaccines. Curr Opin Immunol. 2017 Aug;47:17-25. doi: 10.1016/j.coi.2017.06.009. Epub 2017 Jul 17.

  • Sadoff J, Le Gars M, Shukarev G, Heerwegh D, Truyers C, de Groot AM, Stoop J, Tete S, Van Damme W, Leroux-Roels I, Berghmans PJ, Kimmel M, Van Damme P, de Hoon J, Smith W, Stephenson KE, De Rosa SC, Cohen KW, McElrath MJ, Cormier E, Scheper G, Barouch DH, Hendriks J, Struyf F, Douoguih M, Van Hoof J, Schuitemaker H. Interim Results of a Phase 1-2a Trial of Ad26.COV2.S Covid-19 Vaccine. N Engl J Med. 2021 May 13;384(19):1824-1835. doi: 10.1056/NEJMoa2034201. Epub 2021 Jan 13.

  • Voysey M, Clemens SAC, Madhi SA, Weckx LY, Folegatti PM, Aley PK, Angus B, Baillie VL, Barnabas SL, Bhorat QE, Bibi S, Briner C, Cicconi P, Collins AM, Colin-Jones R, Cutland CL, Darton TC, Dheda K, Duncan CJA, Emary KRW, Ewer KJ, Fairlie L, Faust SN, Feng S, Ferreira DM, Finn A, Goodman AL, Green CM, Green CA, Heath PT, Hill C, Hill H, Hirsch I, Hodgson SHC, Izu A, Jackson S, Jenkin D, Joe CCD, Kerridge S, Koen A, Kwatra G, Lazarus R, Lawrie AM, Lelliott A, Libri V, Lillie PJ, Mallory R, Mendes AVA, Milan EP, Minassian AM, McGregor A, Morrison H, Mujadidi YF, Nana A, O'Reilly PJ, Padayachee SD, Pittella A, Plested E, Pollock KM, Ramasamy MN, Rhead S, Schwarzbold AV, Singh N, Smith A, Song R, Snape MD, Sprinz E, Sutherland RK, Tarrant R, Thomson EC, Torok ME, Toshner M, Turner DPJ, Vekemans J, Villafana TL, Watson MEE, Williams CJ, Douglas AD, Hill AVS, Lambe T, Gilbert SC, Pollard AJ; Oxford COVID Vaccine Trial Group. Safety and efficacy of the ChAdOx1 nCoV-19 vaccine (AZD1222) against SARS-CoV-2: an interim analysis of four randomised controlled trials in Brazil, South Africa, and the UK. Lancet. 2021 Jan 9;397(10269):99-111. doi: 10.1016/S0140-6736(20)32661-1. Epub 2020 Dec 8.

  • Hope JL, Bradley LM. Lessons in antiviral immunity. Science. 2021 Jan 29;371(6528):464-465. doi: 10.1126/science.abf6446. No abstract available.

Related Links

Study Officials

  • vanina Pagotto, MSC

    Hospital Italiano de Buenos Aires

    PRINCIPAL INVESTIGATOR
  • Silvana Figar, MSC

    Hospital Italiano de Buenos Aires

    STUDY CHAIR
  • HernĂ¡n Garcia Rivello, Pharm

    Hospital Italiano de Buenos Aires

    STUDY DIRECTOR

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
PROSPECTIVE
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Principal Investigator

Study Record Dates

First Submitted

April 10, 2021

First Posted

April 14, 2021

Study Start

April 9, 2021

Primary Completion

June 9, 2023

Study Completion

August 9, 2023

Last Updated

September 22, 2023

Record last verified: 2023-09

Locations