[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100620337":3},{"organization":4,"armGroups":7,"interventions":14,"overallOfficials":10,"centralContacts":20,"locations":26,"responsibleParty":41,"collaborators":10,"id":45,"slug":46,"hasResults":47,"nctId":48,"briefTitle":49,"officialTitle":49,"acronym":50,"eligibilityCriteria":51,"healthyVolunteers":47,"sex":52,"minAge":53,"maxAge":10,"enrollmentInfo":54,"targetDuration":10,"studyType":57,"phases":10,"briefSummary":58,"conditions":59,"keywords":10,"overallStatus":29,"whyStopped":10,"lastUpdateSubmitDate":64,"lastUpdatePostDateStruct":65,"startDateStruct":68,"completionDateStruct":70,"leadSponsor":72,"locationsCount":73},{"fullName":5,"class":6},"University of Rochester","OTHER",[8],{"label":9,"type":10,"description":11,"interventionNames":12},"Subjects with dyspnea referred for methacholine challenge testing",null,"Subjects with dyspnea being evaluated for asthma who are referred for methacholine challenge testing",[13],"Device: Oscillometer",[15],{"type":16,"name":17,"description":18,"armGroupLabels":19,"otherNames":10},"DEVICE","Oscillometer","The tremoFlo C-100 Airwave Oscillometry System is intended to measure respiratory system impedance using the Forced Oscillation Technique (FOT).",[9],[21],{"name":22,"role":23,"phone":24,"phoneExt":10,"email":25},"Patrick Donohue, MD","CONTACT","(585) 210-9301","patrick_donohue@urmc.rochester.edu",[27],{"facility":28,"status":29,"city":30,"state":31,"zip":32,"country":33,"countryCode":34,"cosmosGeoPoint":35,"geoPoint":40,"contacts":10},"University of Rochester Medical Center","RECRUITING","Rochester","New York","14620","United States","US",{"type":36,"coordinates":37},"Point",[38,39],-77.61556,43.15478,{"lat":39,"lon":38},{"type":42,"investigatorFullName":43,"investigatorTitle":44,"investigatorAffiliation":5,"oldNameTitle":10,"oldOrganization":10},"PRINCIPAL_INVESTIGATOR","Patrick Donohue","Assistant Professor","100620337","body-composition-related-evaluation-of-airway-tone-and-hyper-reactivity-using-oscillometry-100620337",false,"NCT07356310","Body Composition Related Evaluation of Airway Tone and Hyper-rEactivity Using Oscillometry","BREATH-OSC","Inclusion Criteria:\n\n* Willingness to perform breathing test\n* Must be able to speak and understand English\n* Referred for Methacholine Challenge Test\n\nExclusion Criteria:\n\n* Unable to provide consent or perform oscillometry test","ALL","18 Years",{"count":55,"type":56},100,"ESTIMATED","OBSERVATIONAL","This study will determine if airway resistance to airflow and pressure, measured by Oscillometry, is associated with abnormal findings on methacholine challenge testing and whether these findings are associated with body habitus,",[60,61,62,63],"Breathing","Lung Function Decreased","Asthma (Diagnosis)","Obesity","2026-04-07",{"date":66,"type":67},"2026-04-13","ACTUAL",{"date":69,"type":67},"2026-02-17",{"date":71,"type":56},"2027-11-01",{"name":5,"class":6},1]