deltatrials
Completed OBSERVATIONAL NCT04633915

Antibody Response in Hemodialysis and Non-dialysis Patients Diagnosed With COVID-19. (COV-HD)

A Comparison of Antibody Response Against SARS-CoV-2 in Hemodialysis and Non-dialysis Patients Diagnosed With COVID-19.

Sponsor: Saint Petersburg State University, Russia

Updated 9 times since 2020 Last updated: Aug 2, 2021 Started: Nov 26, 2020 Primary completion: Jul 18, 2021 Completion: Jul 18, 2021
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 Covid19 and Dialysis, this trial is completed. The trial is conducted by Saint Petersburg State University, Russia and has accumulated 9 data snapshots since 2020. Infectious disease trials contribute critical data for public health response and treatment development.

Status Flow

~Dec 2020 – ~Jan 2021 · 31 days · monthly snapshotNot Yet Recruiting~Jan 2021 – ~Feb 2021 · 31 days · monthly snapshotNot Yet Recruiting~Feb 2021 – ~Apr 2021 · 59 days · monthly snapshotRecruiting~Apr 2021 – ~Sep 2021 · 5 months · monthly snapshotActive Not Recruiting~Sep 2021 – ~Dec 2021 · 3 months · monthly snapshotCompleted~Dec 2021 – ~Jul 2024 · 31 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotCompleted~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshotCompleted~Sep 2025 – present · 10 months · monthly snapshotCompleted

Change History

9 versions recorded
  1. Sep 2025 — Present [monthly]

    Completed

  2. Sep 2024 — Sep 2025 [monthly]

    Completed

  3. Jul 2024 — Sep 2024 [monthly]

    Completed

  4. Dec 2021 — Jul 2024 [monthly]

    Completed

  5. Sep 2021 — Dec 2021 [monthly]

    Completed

    Status: Active Not RecruitingCompleted

Show 4 earlier versions
  1. Apr 2021 — Sep 2021 [monthly]

    Active Not Recruiting

    Status: RecruitingActive Not Recruiting

  2. Feb 2021 — Apr 2021 [monthly]

    Recruiting

    Status: Not Yet RecruitingRecruiting

  3. Jan 2021 — Feb 2021 [monthly]

    Not Yet Recruiting

  4. Dec 2020 — Jan 2021 [monthly]

    Not Yet Recruiting

    First recorded

Nov 2020

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Saint Petersburg State University, Russia
Data source: Saint Petersburg State University, Russia

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

Study Locations