[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100508144":3},{"organization":4,"armGroups":7,"interventions":14,"overallOfficials":21,"centralContacts":25,"locations":30,"responsibleParty":48,"collaborators":20,"id":50,"slug":51,"hasResults":52,"nctId":53,"briefTitle":54,"officialTitle":54,"acronym":20,"eligibilityCriteria":55,"healthyVolunteers":52,"sex":56,"minAge":57,"maxAge":20,"enrollmentInfo":58,"targetDuration":20,"studyType":61,"phases":62,"briefSummary":64,"conditions":65,"keywords":20,"overallStatus":33,"whyStopped":20,"lastUpdateSubmitDate":69,"lastUpdatePostDateStruct":70,"startDateStruct":73,"completionDateStruct":75,"leadSponsor":77,"locationsCount":78},{"fullName":5,"class":6},"University of Colorado, Denver","OTHER",[8],{"label":9,"type":10,"description":11,"interventionNames":12},"COPD","EXPERIMENTAL","Participants will complete testing at rest and during moderate- and high-intensity exercise to identify patterns of right ventricular responses.",[13],"Behavioral: Exercise",[15],{"type":16,"name":17,"description":18,"armGroupLabels":19,"otherNames":20},"BEHAVIORAL","Exercise","After a brief warmup, participants will be asked to perform approximately 5 minutes of exercise at moderate intensity and then approximately 2 minutes of exercise at high intensity.",[9],null,[22],{"name":23,"affiliation":5,"role":24},"Lindsay Forbes, MD","PRINCIPAL_INVESTIGATOR",[26],{"name":23,"role":27,"phone":28,"phoneExt":20,"email":29},"CONTACT","(303)724-4020","lindsay.forbes@cuanschutz.edu",[31],{"facility":32,"status":33,"city":34,"state":35,"zip":36,"country":37,"countryCode":38,"cosmosGeoPoint":39,"geoPoint":44,"contacts":45},"University of Colorado Anschutz Medical Campus","RECRUITING","Aurora","Colorado","80045","United States","US",{"type":40,"coordinates":41},"Point",[42,43],-104.83192,39.72943,{"lat":43,"lon":42},[46],{"name":23,"role":27,"phone":47,"phoneExt":20,"email":29},"303-724-4020",{"type":49,"investigatorFullName":20,"investigatorTitle":20,"investigatorAffiliation":20,"oldNameTitle":20,"oldOrganization":20},"SPONSOR","100508144","phenotyping-resting-and-exertional-right-ventricular-dysfunction-among-patients-with-chronic-obstructive-pulmonary-disease-100508144",false,"NCT05896579","Phenotyping Resting and Exertional Right Ventricular Dysfunction Among Patients With Chronic Obstructive Pulmonary Disease","Inclusion Criteria:\n\n* COPD (determined by ratio of forced expiratory volume in 1 second to forced vital capacity \\[FEV1\u002FFVC\\] \\\u003C0.7)\n* Age \\>= 40 years\n\nExclusion Criteria:\n\n* Exacerbation of COPD in the 3 months prior to enrollment\n* Change in COPD therapy in the 3 weeks prior to enrollment\n* Requirement of \\>6 LPM supplemental oxygen at rest\n* Requirement of \\>10 LPM supplemental oxygen with exertion\n* Active\u002Funcontrolled cardiovascular disease (e.g. hypertension with blood pressure \\>150\u002F100 despite antihypertensives; coronary artery disease with angina; left ventricular ejection fraction ≤40%; arrhythmia; pulmonic, mitral or aortic valvular abnormality greater than mild in severity; tricuspid regurgitation greater than moderate in severity)\n* Volume overload (jugular vascular distension or greater than trace peripheral edema)\n* World Health Organization Functional Class IV\n* Known pulmonary hypertension with mean pulmonary artery pressure \\>45 mmHg\n* Untreated severe obstructive sleep apnea or obesity hypoventilation syndrome\n* Active malignancy (other than skin)\n* Medical conditions that limit exercise on an upright stationary bicycle (e.g. severe osteoarthritis, imbalance\u002Fgait instability, etc.)\n* Pregnancy\n* Body mass index \\\u003C18 or \\>40\n* Hematocrit \\\u003C25% or \\>55%\n* For invasive CPET, chronic anticoagulation that is unable to be held for the study visit\n* For invasive CPET, forced expiratory volume in 1 second of \\\u003C20%","ALL","40 Years",{"count":59,"type":60},60,"ESTIMATED","INTERVENTIONAL",[63],"NA","This study plans to learn about heart function among individuals with chronic obstructive pulmonary disease (COPD). In particular, the investigators want to understand the different patterns of right ventricular response during rest and moderate- vs high-intensity exercise. By identifying patterns of right ventricular dysfunction, this study will help identify better treatments for patients with COPD in the future.",[9,66,67,17,68],"Pulmonary Hypertension","Right Ventricular Dysfunction","Exercise Training","2026-05-04",{"date":71,"type":72},"2026-05-08","ACTUAL",{"date":74,"type":72},"2023-08-22",{"date":76,"type":60},"2030-08",{"name":5,"class":6},1]