Investigating long-term effects of COVID-19 in Denmark

Investigation of COVID-19 Post-acute Sequelae in Patients From Hvidovre Hospitals Catchment Area, and in a Register of the Danish Population 2000-2026

Observational Hvidovre University Hospital · NCT06191302

This study looks at the long-term effects of COVID-19 on lung, heart, and kidney health in people who have recovered, to see how it might lead to other health problems.

Quick facts

Study typeObservational
Enrollment800 (estimated)
Ages18 Years and up
SexAll
SponsorHvidovre University Hospital Academic / other
Locations1 site (Hvidovre)
Trial IDNCT06191302 on ClinicalTrials.gov

What this trial studies

This observational study examines the post-acute phase of COVID-19, focusing on the long-term effects on organ function, particularly in the lungs, cardiovascular system, and kidneys. It aims to identify risk factors and biomarkers associated with the development of non-communicable diseases (NCDs) in patients who have recovered from COVID-19. By analyzing data from a cohort of COVID-19 patients and a control group with other respiratory diseases, the study seeks to understand the prevalence and risk ratios of complications arising from the post-acute phase. The ultimate goal is to minimize the risk of developing or worsening NCDs in current and future COVID-19 patients.

Who should consider this trial

Good fit: Ideal candidates include adults over 18 years old who have had a blood sample taken during their COVID-19 hospitalization.

Not a fit: Patients who do not understand or speak Danish or lack a Danish personal identification number may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved early detection and management of long-term complications following COVID-19.

How similar studies have performed: Other studies have indicated potential links between COVID-19 and long-term health complications, suggesting this approach is relevant and timely.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Has a blood sample in the clinical biobank related to the OBS-COVID index admission
* Aged above 18 years at time of index-admission

Exclusion Criteria:

* Patients without a Danish personal identification number
* Patients who do not understand or speak Danish

Where this trial is running

Hvidovre

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Non-communicable DiseaseCOVID-19SequelaeInflammationAgeingNon-communicable disease
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.