Resonance Breathing Training for Long Covid-related Myocardial Injury

Trial statusNot yet recruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18-60
SponsorChengdu Sport University

About this trial

An investigation of the efficacy of resonance breathing training in the rehabilitation of patients with Long covid-related myocardial injury

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Age between 18 and 60 years;

According to the WHO definition: one or more systemic involvement present 3 months after the diagnosis of a new crown infection, and at least 2 of these months cannot be explained by other diseases

2D-STE suggestive of GLSAVG: -17% ≤ men ≤ -10%, -18% ≤ women ≤ -10%;

Consent for enrollment based on the degree of myocardial injury, as diagnosed by a clinician;

Disqualifiers

(1) Previous history of coronary atherosclerotic heart disease and heart failure; (2) Combination of severe arrhythmia or cardiogenic shock; (3) Combination of severe hypertension, hypertrophic cardiomyopathy, valvular disease of moderate or higher grade, acute myocarditis or pericarditis; (4) Combination of any disease that severely affects limb movement, such as musculoskeletal system disease or severe hepatic or renal insufficiency; (5) Combination of progressive malignant tumors, infectious diseases, bleeding disorders, autoimmune diseases, etc; Those who have serious mental illness and are unable to cooperate

Trial design

Design model

Single group

Treatments tested in this trial

  • Resonance breathing

    Other intervention

    Resonant breathing was used on the subjects, using nasal inhalation and oral exhalation, for a total of 12 weeks.

Treatment groups

70 Participants
are divided into 1 treatment group
Group A: intervention groupExperimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

New YorkHeart Association (NYHA)

The scale is divided into four levels Grade 1 is unrestricted activity. Daily physical activity does not cause significant shortness of breath, fatigue or palpitations Grade 2 is a mild limitation of activity. Asymptomatic at rest, daily activities may cause significant shortness of breath, fatigue or palpitations Grade 3 is marked limitation of activity. May be asymptomatic at rest, but may cause significant shortness of breath, fatigue, or palpitations with less than daily activity. Grade 4 is symptomatic at rest, with discomfort associated with any physical activity. Class IVa for those who can move around indoors or at the bedside without intravenous drug administration; Class IVb for those who cannot get out of bed and require intravenous drug administration.

Time frame
12weeks
2

left ventricle global longitudinal strain, LVGLS

The magnitude of overall longitudinal myocardial strain in the left ventricle on two-dimensional speckle tracking echocardiograms as an average of the peak longitudinal strain in all myocardial segments. The normal range is (-25% to -17%) in men and (-25% to -18%) in women.

Time frame
12weeks

Secondary outcomes

1

hypertension

Blood pressure included both systolic and diastolic blood pressure and was observed before and after the intervention for any reduction in blood pressure.

Time frame
12weeks
2

Average heart rate

One-minute average heart rate (at rest).

Time frame
12weeks

Other outcomes

Locations

This trial has no locations.

Sponsors and contacts

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