[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"conditionNormalized\":\"seronegative-arthritis\",\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:seronegative-arthritis":43},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,1,0,[8],{"id":9,"slug":4,"hasResults":10,"nctId":11,"briefTitle":12,"officialTitle":13,"acronym":4,"eligibilityCriteria":14,"healthyVolunteers":10,"sex":15,"minAge":16,"maxAge":17,"enrollmentInfo":18,"targetDuration":21,"studyType":22,"phases":4,"briefSummary":23,"conditions":24,"keywords":4,"overallStatus":31,"whyStopped":4,"lastUpdateSubmitDate":32,"lastUpdatePostDateStruct":33,"startDateStruct":36,"completionDateStruct":38,"leadSponsor":40,"locationsCount":5},"100593013",false,"NCT07000916","Medical Follow-up of New Cases of Polyarthritis in Children and Young Adults","Medical Follow-up of New Cases of Polyarthritis in Children and Young Adults. Optimization of Clinical Response, Remission, Quality of Life and Analysis of Prognostic Markers","Inclusion Criteria:\n\n* Diagnosis of juvenile idiopathic arthritis, rheumatoid arthritis and seronegative \u002F psoriatic \u002F undifferentiated arthritis, systemic lupus erythematosus or diffuse systemic sclerosis (ACR criteria).\n* Naïve to basic treatment OR treated for ≤ 3 months; except for patients with JIA.\n\nExclusion Criteria:\n\n* Treated for \\> 3 months\n* \\> 50 years old","ALL","2 Years","50 Years",{"count":19,"type":20},1000,"ESTIMATED","10 Years","OBSERVATIONAL","Population:\n\nJuvenile idiopathic arthritis (JIA), rheumatoid arthritis (RA) and seronegative \u002F psoriatic \u002F undifferentiated arthritis (UA), systemic lupus erythematosus (SLE) or diffuse systemic sclerosis dSS).\n\nNaïve to basic treatment OR treated for ≤ 3 months; except for patients with JIA.\n\nThese 5 cohorts will be subject to standardized clinical monitoring.",[25,26,27,28,29,30],"Juvenile Idiopathic Arthritis","Rheumatoid Arthritis","Psoriatic Arthritis","Systemic Lupus Erythematosus","Diffuse Systemic Sclerosis","Seronegative Arthritis","RECRUITING","2025-05-22",{"date":34,"type":35},"2025-06-03","ACTUAL",{"date":37,"type":35},"2013-09-11",{"date":39,"type":20},"2028-03-31",{"name":41,"class":42},"Université Catholique de Louvain","OTHER",""]