[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100610649":3},{"organization":4,"armGroups":7,"interventions":8,"overallOfficials":7,"centralContacts":13,"locations":19,"responsibleParty":38,"collaborators":7,"id":42,"slug":7,"hasResults":43,"nctId":44,"briefTitle":45,"officialTitle":46,"acronym":47,"eligibilityCriteria":48,"healthyVolunteers":43,"sex":49,"minAge":50,"maxAge":7,"enrollmentInfo":51,"targetDuration":7,"studyType":54,"phases":7,"briefSummary":55,"conditions":56,"keywords":7,"overallStatus":22,"whyStopped":7,"lastUpdateSubmitDate":59,"lastUpdatePostDateStruct":60,"startDateStruct":63,"completionDateStruct":65,"leadSponsor":67,"locationsCount":68},{"fullName":5,"class":6},"The First Affiliated Hospital with Nanjing Medical University","OTHER",null,[9],{"type":10,"name":11,"description":12,"armGroupLabels":7,"otherNames":7},"PROCEDURE","Whole body MRI","These studies will be performed on a 3Tesla (T) MR system (Achieva, Philips Medical Systems) for all patients.",[14],{"name":15,"role":16,"phone":17,"phoneExt":7,"email":18},"Wenfeng Tan, Dr","CONTACT","+8618061202878","tw2006@njmu.edu.cn",[20],{"facility":21,"status":22,"city":23,"state":24,"zip":25,"country":26,"cosmosGeoPoint":27,"geoPoint":32,"contacts":33},"The First Affiliated Hospital of Nanjing Medical University","RECRUITING","Nanjing","Jiangsu","210029","China",{"type":28,"coordinates":29},"Point",[30,31],118.77778,32.06167,{"lat":31,"lon":30},[34],{"name":35,"role":16,"phone":36,"phoneExt":7,"email":37},"Lingxiao Xu, Dr","+8613913017356","lingxiao_jsph@126.com",{"type":39,"investigatorFullName":40,"investigatorTitle":41,"investigatorAffiliation":5,"oldNameTitle":7,"oldOrganization":7},"PRINCIPAL_INVESTIGATOR","Wenfeng Tan","Clinical Professor","100610649",false,"NCT07230327","Whole Body MRI for Non-invasive Lesion Detection and Therapy Follow-up: Study With Patients With Radiographic axSpA and Non-radiographic axSpA","Research on a New Disease Activity Assessment System for axSpA Based on Whole-body Magnetic Resonance Imaging Cohort","NJSpAM","Inclusion Criteria:\n\nInclude newly referred patients if:\n\nThe onset of symptoms (back pain\u002Farthritis\u002Fenthesitis) \\\u003C 45 years\n\nUndiagnosed disease with the following symptoms:\n\nchronic back pain (duration of back pain more than 3 months) and\u002For peripheral arthritis (asymmetric arthritis\u002Fpredominantly of the lower limbs) and\u002For enthesitis and\u002For dactylitis\n\nExclusion Criteria:\n\nAnd diagnosed with non-radiographic or radiographic axial SpA","ALL","18 Years",{"count":52,"type":53},100,"ESTIMATED","OBSERVATIONAL","This study aims to further improve and expand the WB-MRI imaging evaluation cohort of axSpA patients to complete dynamic follow-up and condition assessment. Based on the WB-MRI features, the association of WB-MRI signs with disease activity, inflammation, and structural damage will be analyzed. At the same time, in-depth data mining was conducted and machine learning was used to construct a new axSpA disease activity assessment model based on WB-MRI data, and the accuracy and reliability of the model were clearly evaluated in the discovery cohort and validation cohort.",[57,58],"Spondyloarthritis (SpA)","Whole-body MRI (WBMRI)","2025-11-14",{"date":61,"type":62},"2025-11-17","ACTUAL",{"date":64,"type":62},"2022-01-01",{"date":66,"type":53},"2026-12",{"name":5,"class":6},1]