[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100512498":3},{"organization":4,"armGroups":7,"interventions":20,"overallOfficials":25,"centralContacts":30,"locations":40,"responsibleParty":57,"collaborators":61,"id":67,"slug":68,"hasResults":69,"nctId":70,"briefTitle":71,"officialTitle":71,"acronym":25,"eligibilityCriteria":72,"healthyVolunteers":73,"sex":74,"minAge":75,"maxAge":76,"enrollmentInfo":77,"targetDuration":25,"studyType":80,"phases":81,"briefSummary":83,"conditions":84,"keywords":25,"overallStatus":43,"whyStopped":25,"lastUpdateSubmitDate":86,"lastUpdatePostDateStruct":87,"startDateStruct":90,"completionDateStruct":92,"leadSponsor":94,"locationsCount":95},{"fullName":5,"class":6},"Massachusetts General Hospital","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"Active HEPA cleaner","EXPERIMENTAL","Active HEPA cleaners will be placed in classrooms throughout the school year",[13],"Other: Active classroom HEPA cleaner",{"label":15,"type":16,"description":17,"interventionNames":18},"Sham HEPA cleaner","PLACEBO_COMPARATOR","Sham HEPA cleaners will be placed in classrooms throughout the school year",[19],"Other: Sham classroom HEPA cleaner",[21,26],{"type":6,"name":22,"description":23,"armGroupLabels":24,"otherNames":25},"Active classroom HEPA cleaner","Commercially available portable HEPA cleaner",[9],null,{"type":6,"name":27,"description":28,"armGroupLabels":29,"otherNames":25},"Sham classroom HEPA cleaner","Commercially available portable HEPA cleaner with filtration device removed",[15],[31,36],{"name":32,"role":33,"phone":34,"phoneExt":25,"email":35},"Peggy Lai, MD MPH","CONTACT","617-875-9878","plai@mgh.harvard.edu",{"name":37,"role":33,"phone":38,"phoneExt":25,"email":39},"Wanda Phipatanakul, MD MS","857-218-5336","wanda.phipatanakul@childrens.harvard.edu",[41],{"facility":42,"status":43,"city":44,"state":45,"zip":46,"country":47,"countryCode":48,"cosmosGeoPoint":49,"geoPoint":54,"contacts":55},"Mass General Brigham","RECRUITING","Boston","Massachusetts","02114","United States","US",{"type":50,"coordinates":51},"Point",[52,53],-71.05977,42.35843,{"lat":53,"lon":52},[56],{"name":32,"role":33,"phone":25,"phoneExt":25,"email":25},{"type":58,"investigatorFullName":59,"investigatorTitle":60,"investigatorAffiliation":5,"oldNameTitle":25,"oldOrganization":25},"PRINCIPAL_INVESTIGATOR","Peggy S Lai","Associate Professor",[62,64],{"name":63,"class":6},"Boston Children's Hospital",{"name":65,"class":66},"National Institute of Allergy and Infectious Diseases (NIAID)","NIH","100512498","school-inner-city-air-study-100512498",false,"NCT05953233","School Inner City Air Study","Inclusion Criteria:\n\nChildren\n\n* Grades K-5 (age 6-12 years)\n* Attend one of the schools that the study team has permission to obtain classroom\u002Fschool environmental samples\n* Have no plans to move schools within the upcoming 12 months\n* Subject and\u002For parent guardian must be able to understand and provide informed consent and also willing to participate in the study\n\nAdults\n\n* Adult (age 21 or older) parent, caretaker, or household member of child participating in this study, or teacher in classroom participating in study\n* Able to understand and provide informed consent\n\nExclusion Criteria:\n\nChildren\n\n* Contraindication to or inability to participate in home self-collection of nasal swab samples\n* Severe chronic diseases (e.g. cancer, genetic or congenital disorders interfering with mobility)\n* Severe neurobehavioral, neurodevelopmental or psychiatric disorders requiring special assistance\n* Families who do not speak English or Spanish well enough to complete the survey questions, as validated versions in other languages are not available for all of the measures\n\nAdults\n\n* Contraindication to or inability to participate in home self-collection of nasal swab samples\n* Severe chronic diseases (e.g. cancer, genetic or congenital disorders interfering with mobility)\n* Severe neurobehavioral, neurodevelopmental or psychiatric disorders requiring special assistance\n* Families who do not speak English or Spanish well enough to complete the survey questions, as validated versions in other languages are not available for all of the measures",true,"ALL","6 Years","90 Years",{"count":78,"type":79},200,"ESTIMATED","INTERVENTIONAL",[82],"NA","The goal of this randomized clinical trial is to test the efficacy of high efficiency particulate air (HEPA) cleaners in reducing respiratory viral exposure and infections in elementary school classrooms. Classrooms will be randomized to active vs. sham HEPA cleaners. The main questions it aims to answer are:\n\n* Do classroom HEPA cleaners reduce exposure to viruses?\n* Do classroom HEPA cleaners reduce student and teacher infections?\n* Do classroom HEPA cleaners reduce infections in family members?",[85],"Viral Infection","2025-12-04",{"date":88,"type":89},"2025-12-11","ACTUAL",{"date":91,"type":89},"2024-09-15",{"date":93,"type":79},"2030-08",{"name":5,"class":6},1]