Assessing the prevalence of long-term COVID-19 symptoms in Punta Arenas, Chile

A Prevalence Study of Persistent COVID-19 in Punta Arenas, Magallanes and Chilean Antarctic Region

Observational Universidad de Magallanes · NCT05855382

This study is trying to find out how many people in Punta Arenas, Chile, still have long-lasting symptoms after having COVID-19 and what those symptoms are.

Quick facts

Study typeObservational
Enrollment282 (estimated)
Ages18 Years to 100 Years
SexAll
SponsorUniversidad de Magallanes Academic / other
Locations1 site (Punta Arenas, Magllanes And Chilean Antartic Region)
Trial IDNCT05855382 on ClinicalTrials.gov

What this trial studies

This observational study aims to determine the prevalence of Persistent COVID-19 among 282 individuals in Punta Arenas, Magallanes, and the Chilean Antarctic Region. It will describe the frequency of physical and psychological symptoms in adults who have tested positive for COVID-19, identify those meeting the WHO case definition for Persistent COVID-19, and explore associated risk factors and biomarkers. The study utilizes a stratified random sampling approach to gather comprehensive data on this ongoing public health concern.

Who should consider this trial

Good fit: Ideal candidates for this study are adults aged 18 years and older who have tested positive for COVID-19 and are included in the COVID-19 monitoring database in Punta Arenas.

Not a fit: Patients under 18 years old or those with conditions that may interfere with study participation will not benefit from this study.

Why it matters

Potential benefit: If successful, this study could provide valuable insights into the long-term effects of COVID-19, guiding better management and treatment strategies for affected patients.

How similar studies have performed: Other studies have indicated significant prevalence and impact of Persistent COVID-19, suggesting that this approach is relevant and necessary.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Age ≥ 18 years
* Individuals must be included in the COVID-19 monitoring database by the SEREMI of Health in Punta Arenas between July 2022 and July 2023.
* Patients able to give informed consent.

Exclusion Criteria:

* Age \< 18 years
* Any physical, mental, immunosuppressive, or social condition that, in the investigator's judgment, might interfere with the completion of the baseline assessments and evaluations.
* Individuals who are digitally illiterate and do not have access to nearby networks to support them during the process.

Where this trial is running

Punta Arenas, Magllanes And Chilean Antartic Region

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 COVID-19
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.