deltatrials
Completed OBSERVATIONAL NCT05282017

LatInamerican Vaccine Effectiveness Against Hospitalizations Due to Circulating COVID-19 VoC RWE Study (LIVE)

Sponsor: AstraZeneca

Updated 15 times since 2022 Last updated: Apr 12, 2024 Started: Feb 1, 2022 Primary completion: Apr 19, 2023 Completion: Apr 19, 2023
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A observational or N/A phase clinical study on COVID-19, SARS-CoV-2, this trial is completed. The trial is conducted by AstraZeneca and has accumulated 15 data snapshots since 2022. Infectious disease trials contribute critical data for public health response and treatment development.

Status Flow

~Apr 2022 – ~May 2022 · 30 days · monthly snapshot~May 2022 – ~Jun 2022 · 31 days · monthly snapshot~Jun 2022 – ~Jul 2022 · 30 days · monthly snapshot~Jul 2022 – ~Sep 2022 · 2 months · monthly snapshot~Sep 2022 – ~Oct 2022 · 30 days · monthly snapshot~Oct 2022 – ~Dec 2022 · 2 months · monthly snapshot~Dec 2022 – ~Feb 2023 · 2 months · monthly snapshot~Feb 2023 – ~Mar 2023 · 28 days · monthly snapshot~Mar 2023 – ~Jun 2023 · 3 months · monthly snapshot~Jun 2023 – ~May 2024 · 11 months · monthly snapshot~May 2024 – ~Jul 2024 · 2 months · monthly snapshot~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshot~Sep 2025 – ~Nov 2025 · 2 months · monthly snapshot~Nov 2025 – present · 8 months · monthly snapshot

Change History

15 versions recorded
  1. Nov 2025 — Present [monthly]

    Completed

  2. Sep 2025 — Nov 2025 [monthly]

    Completed

  3. Sep 2024 — Sep 2025 [monthly]

    Completed

  4. Jul 2024 — Sep 2024 [monthly]

    Completed

  5. May 2024 — Jul 2024 [monthly]

    Completed

Show 10 earlier versions
  1. Jun 2023 — May 2024 [monthly]

    Completed

    Status: Active Not RecruitingCompleted

  2. Mar 2023 — Jun 2023 [monthly]

    Active Not Recruiting

    Status: RecruitingActive Not Recruiting

  3. Feb 2023 — Mar 2023 [monthly]

    Recruiting

  4. Dec 2022 — Feb 2023 [monthly]

    Recruiting

  5. Oct 2022 — Dec 2022 [monthly]

    Recruiting

  6. Sep 2022 — Oct 2022 [monthly]

    Recruiting

  7. Jul 2022 — Sep 2022 [monthly]

    Recruiting

  8. Jun 2022 — Jul 2022 [monthly]

    Recruiting

  9. May 2022 — Jun 2022 [monthly]

    Recruiting

  10. Apr 2022 — May 2022 [monthly]

    Recruiting

    First recorded

Feb 2022

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • AstraZeneca
Data source: AstraZeneca

For direct contact, visit the study record on ClinicalTrials.gov .