Clinical trial

Diaphragmatic Function as a Biomarker

NCT05903001

StatusRECRUITING

Study typeOBSERVATIONAL

Start date2023-07-01

PhaseN/A

Study timeline

Study start (actual)2023-07-01Date precision: day

Registry last updated2026-01-28

Observed by CureCurrent2026-10-07

Recorded dates are source observations, not predictions. Missing milestones are not estimated.

Conditions

Dyspnea; Asthmaticunresolved

COPDunresolved

Fibrosisunresolved

Pulmonary Hypertensionunresolved

Asthmaunresolved

Dyspneaunresolved

Interventions

Diaphragm UltrasoundDIAGNOSTIC_TEST

Intercostal Muscle UltrasoundDIAGNOSTIC_TEST

Borg scaleDIAGNOSTIC_TEST

MRC Breathlessness ScaleDIAGNOSTIC_TEST

Respiratory QuestionaireDIAGNOSTIC_TEST

GINA classification of AsthmaDIAGNOSTIC_TEST

Measurement of respiratory mouth pressureDIAGNOSTIC_TEST

SNIPDIAGNOSTIC_TEST

6-minute walking distanceDIAGNOSTIC_TEST

60 seconds sit-to-stand testDIAGNOSTIC_TEST

ElectromyographyDIAGNOSTIC_TEST

Lung FunctionDIAGNOSTIC_TEST

CAT-QuestionnaireDIAGNOSTIC_TEST

European Society of Cardiology (ESC)/ European Respiratory Society (ERS) risk groupDIAGNOSTIC_TEST

Sponsors & collaborators

RWTH Aachen Universitylead sponsor

Registry source

Open the source record to verify current eligibility, contacts, locations and registry updates.

Open NCT05903001 on ClinicalTrials.gov ↗

Registry-derived research relationships: ClinicalTrials.gov. Raw condition and intervention labels remain distinct from canonical MONDO/RxNorm entities unless separately normalized.