Prognostic of Dysfunctional Breathing in Long Covid: a Follow up Study

NCT ID: NCT05217875

Last Updated: 2022-02-01

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Total Enrollment

50 participants

Study Classification

OBSERVATIONAL

Study Start Date

2021-11-01

Study Completion Date

2022-08-31

Brief Summary

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Dysfunctional breathing might participate to dyspnoea in long COVID-19. This study investigate the prognosis of patients diagnosed with dysfunctional breathing after SARS-CoV-2 infection in our center.

Detailed Description

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Dysfunctional breathing (DB) with or without hyperventilation syndrome (HVS) as diagnosed using cardiopulmonary exercise test (CPET) was recently demonstrated as an important physiopathological mechanism of persistent dyspnoea in long COVID patients \[1\]. DB is characterized by specific ventilation pattern on CPET accompanied by respiratory discomfort and/or dyspnea at exercise \[2\]. Most patients with DB will have undergone some sort a specific physiotherapy retraining \[3\]. However the prognostic and the predictors of persistence/resolution of DB after severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection are unknown.

The aim of the study is to determine the prognostic of patients diagnosed with DB after SARS-CoV-2 infection, as well as prognosis factors and predictors of persistence/resolution of DB during a prospective follow up visit.

Conditions

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COVID-19 Dysfunctional Breathing

Study Design

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Observational Model Type

COHORT

Study Time Perspective

PROSPECTIVE

Eligibility Criteria

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Inclusion Criteria

* patients 14 years or more
* diagnosis of DB after SARS-CoV-2 at our long covid clinic using a combined approach of symptoms and CPET analysis in the hospitals of Sion, Martigny or Rennaz
* Inclusion between November 2020 and until the end of October 2021

Exclusion Criteria

* Refusal to participate
* comorbidities preventing the CPET or PFT to be carried out
Minimum Eligible Age

14 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Hôpital du Valais

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Centre hospitalier du valais romand

Martigny-Ville, , Switzerland

Site Status RECRUITING

Countries

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Switzerland

Central Contacts

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Pierre-Olivier v Bridevaux

Role: CONTACT

+41792079069

Léon Genecand

Role: CONTACT

+41799372687

Facility Contacts

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Pierre-Olivier Bridevaux, Prof

Role: primary

+41792079069

Léon Genecand, Dr

Role: backup

+41799372687

Other Identifiers

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2021-01698

Identifier Type: -

Identifier Source: org_study_id

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