[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100399901":3},{"organization":4,"armGroups":7,"interventions":19,"overallOfficials":25,"centralContacts":29,"locations":34,"responsibleParty":123,"collaborators":125,"id":136,"slug":18,"hasResults":137,"nctId":138,"briefTitle":139,"officialTitle":140,"acronym":141,"eligibilityCriteria":142,"healthyVolunteers":137,"sex":143,"minAge":144,"maxAge":145,"enrollmentInfo":146,"targetDuration":18,"studyType":149,"phases":150,"briefSummary":152,"conditions":153,"keywords":155,"overallStatus":37,"whyStopped":18,"lastUpdateSubmitDate":156,"lastUpdatePostDateStruct":157,"startDateStruct":160,"completionDateStruct":162,"leadSponsor":164,"locationsCount":165},{"fullName":5,"class":6},"Southern California College of Optometry at Marshall B. Ketchum University","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"Vision Therapy","EXPERIMENTAL","Participants will receive 20 consecutive weeks of office-based vision therapy with home therapy.",[13],"Other: Vision Therapy",{"label":15,"type":16,"description":17,"interventionNames":18},"Observation","NO_INTERVENTION","Participants will receive no treatment for IXT is received during the study unless one of the deterioration criteria is met.",null,[20],{"type":6,"name":9,"description":21,"armGroupLabels":22,"otherNames":23},"20 consecutive weeks of office-based vision therapy with home therapy that aim to improve the participant's vergence skills, accommodative skills, and sensory fusion.",[9],[24],"Orthoptics",[26],{"name":27,"affiliation":5,"role":28},"Angela Chen, OD, MS","STUDY_CHAIR",[30],{"name":27,"role":31,"phone":32,"phoneExt":18,"email":33},"CONTACT","714-463-7569","angelachen@ketchum.edu",[35,53,64,78,93,108],{"facility":36,"status":37,"city":38,"state":39,"zip":40,"country":41,"cosmosGeoPoint":42,"geoPoint":47,"contacts":48},"University of Alabama in Birmingham","RECRUITING","Birmingham","Alabama","35294","United States",{"type":43,"coordinates":44},"Point",[45,46],-86.80249,33.52066,{"lat":46,"lon":45},[49],{"name":50,"role":31,"phone":51,"phoneExt":18,"email":52},"Kristine Hopkins, OD, MSPH","205-996-1678","kbhopkins@uab.edu",{"facility":5,"status":37,"city":54,"state":55,"zip":56,"country":41,"cosmosGeoPoint":57,"geoPoint":61,"contacts":62},"Fullerton","California","92831",{"type":43,"coordinates":58},[59,60],-117.92534,33.87029,{"lat":60,"lon":59},[63],{"name":27,"role":31,"phone":32,"phoneExt":18,"email":33},{"facility":65,"status":37,"city":66,"state":55,"zip":67,"country":41,"cosmosGeoPoint":68,"geoPoint":72,"contacts":73},"Stanford University","Stanford","94305",{"type":43,"coordinates":69},[70,71],-122.16608,37.42411,{"lat":71,"lon":70},[74],{"name":75,"role":31,"phone":76,"phoneExt":18,"email":77},"Tawna Roberts, OD, PhD","650-723-1143","tawnar@stanford.edu",{"facility":79,"status":37,"city":80,"state":81,"zip":82,"country":41,"cosmosGeoPoint":83,"geoPoint":87,"contacts":88},"Ohio State University","Columbus","Ohio","43210",{"type":43,"coordinates":84},[85,86],-82.99879,39.96118,{"lat":86,"lon":85},[89],{"name":90,"role":31,"phone":91,"phoneExt":18,"email":92},"Ann Morrison, OD, MS","614-247-0010","morrison.421@osu.edu",{"facility":94,"status":37,"city":95,"state":96,"zip":97,"country":41,"cosmosGeoPoint":98,"geoPoint":102,"contacts":103},"Salus University","Philadelphia","Pennsylvania","19141",{"type":43,"coordinates":99},[100,101],-75.16362,39.95238,{"lat":101,"lon":100},[104],{"name":105,"role":31,"phone":106,"phoneExt":18,"email":107},"Erin Jenewein, OD, MS","215-276-6053","ejenewein@salus.edu",{"facility":109,"status":37,"city":110,"state":111,"zip":112,"country":41,"cosmosGeoPoint":113,"geoPoint":117,"contacts":118},"Southern College of Optometry","Memphis","Tennessee","38104",{"type":43,"coordinates":114},[115,116],-90.04898,35.14953,{"lat":116,"lon":115},[119],{"name":120,"role":31,"phone":121,"phoneExt":18,"email":122},"Marie Bodack, OD","901-722-3349","mbodack@sco.edu",{"type":124,"investigatorFullName":18,"investigatorTitle":18,"investigatorAffiliation":18,"oldNameTitle":18,"oldOrganization":18},"SPONSOR",[126,127,128,129,131,132,134],{"name":65,"class":6},{"name":79,"class":6},{"name":94,"class":6},{"name":130,"class":6},"University of Alabama at Birmingham",{"name":109,"class":6},{"name":133,"class":6},"Case Western Reserve University",{"name":135,"class":6},"American Academy of Optometry","100399901",false,"NCT04487249","Trial of Vision Therapy for Intermittent Exotropia","A Pilot Randomized Trial Evaluating Short-Term Effectiveness of Vision Therapy in Children With Intermittent Exotropia","VT-IXT","Major Inclusion Criteria-\n\n* Age 8 - 16 years\n* Intermittent exotropia meeting all of the following:\n\n  * Distance exodeviation of 15∆ to 35∆ by prism alternating cover test (PACT)\n  * IXT, exophoria, or orthophoria at near\n  * Near exodeviation that does not exceed the distance exodeviation by more than 10∆\n  * Mean distance control score of 2 points or more with at least one measure being 3 points or higher\n  * Mean near control score less than 5 points\n* Random dot stereopsis of 200\" or better on Preschool Randot Stereotest\n* Willingness to accept randomization and no plan to relocate in the next 6 months\n\nMajor Exclusion Criteria-\n\n* Treatment for IXT or amblyopia (other than refractive correction) within 3 months prior to enrollment\n* Office-based vision therapy for IXT within 6 months prior to enrollment\n* Prior office-based vision therapy for IXT of ≥10 sessions\n* Prior strabismus, intraocular, or refractive surgery (including BOTOX injection)","ALL","8 Years","16 Years",{"count":147,"type":148},58,"ESTIMATED","INTERVENTIONAL",[151],"NA","The main objective of this randomized trial comparing vision therapy to observation is to determine the short-term effectiveness of vision therapy on distance intermittent exotropia control. The results will help determine whether to proceed to a full-scale, long-term randomized trial.",[154],"Intermittent Exotropia",[154,9],"2025-03-04",{"date":158,"type":159},"2025-03-05","ACTUAL",{"date":161,"type":159},"2021-10-01",{"date":163,"type":148},"2025-12",{"name":5,"class":6},6]