[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100619466":3},{"organization":4,"armGroups":7,"interventions":19,"overallOfficials":11,"centralContacts":11,"locations":11,"responsibleParty":27,"collaborators":11,"id":31,"slug":32,"hasResults":33,"nctId":34,"briefTitle":35,"officialTitle":36,"acronym":11,"eligibilityCriteria":37,"healthyVolunteers":33,"sex":38,"minAge":39,"maxAge":11,"enrollmentInfo":40,"targetDuration":11,"studyType":43,"phases":44,"briefSummary":46,"conditions":47,"keywords":11,"overallStatus":49,"whyStopped":11,"lastUpdateSubmitDate":50,"lastUpdatePostDateStruct":51,"startDateStruct":54,"completionDateStruct":56,"leadSponsor":58,"locationsCount":11},{"fullName":5,"class":6},"Peking Union Medical College","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"Purifier (without Filter) Arm","SHAM_COMPARATOR",null,[13],"Behavioral: Purifier (without Filter) Arm",{"label":15,"type":16,"description":11,"interventionNames":17},"Air Purifier (with Filter) Arm","EXPERIMENTAL",[18],"Behavioral: Air Purifier (with Filter) Arm",[20,24],{"type":21,"name":15,"description":22,"armGroupLabels":23,"otherNames":11},"BEHAVIORAL","Place an air purifier with high-efficiency filters in the home, and turn it on for at least 18 hours every day.",[15],{"type":21,"name":9,"description":25,"armGroupLabels":26,"otherNames":11},"Place an air purifier without a filter in the home.",[9],{"type":28,"investigatorFullName":29,"investigatorTitle":30,"investigatorAffiliation":5,"oldNameTitle":11,"oldOrganization":11},"PRINCIPAL_INVESTIGATOR","Hongbing Xu","Prof.","100619466","effect-of-indoor-air-quality-improvement-on-health-in-patients-with-interstitial-lung-disease-100619466",false,"NCT07344987","Effect of Indoor Air Quality Improvement on Health in Patients With Interstitial Lung Disease","A Randomized Crossover Trial of Indoor Air Quality Improvement on Health in Patients With Interstitial Lung Disease","Inclusion Criteria:\n\n* Patients diagnosed with interstitial lung disease (ILD).\n* Stable disease status, defined as no hospitalization due to acute exacerbation within the past month.\n\nExclusion Criteria:\n\n* Patients with complications of severe organ failure (including heart, liver, or kidney failure), malignant tumors, or mental disorders.\n* A history of respiratory tract infection within the past two weeks.","ALL","19 Years",{"count":41,"type":42},100,"ESTIMATED","INTERVENTIONAL",[45],"NA","Air pollution threatens the respiratory health of patients with interstitial lung disease (ILD). High-efficiency air purifiers, featuring easy operation and excellent particulate matter removal efficiency, have been shown in previous studies to potentially delay lung function deterioration and reduce acute exacerbation risk in respiratory disease patients. This randomized crossover study employs air purifiers to filter indoor gaseous pollutants, allergens, and other contaminants, aiming to alleviate respiratory irritation, improve daily life comfort, and enhance overall health status in ILD patients.",[48],"ILD","NOT_YET_RECRUITING","2026-01-07",{"date":52,"type":53},"2026-01-15","ACTUAL",{"date":55,"type":42},"2026-03",{"date":57,"type":42},"2027-06",{"name":5,"class":6}]