[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100610649":3},{"organization":4,"armGroups":7,"interventions":8,"overallOfficials":7,"centralContacts":13,"locations":19,"responsibleParty":39,"collaborators":7,"id":43,"slug":7,"hasResults":44,"nctId":45,"briefTitle":46,"officialTitle":47,"acronym":48,"eligibilityCriteria":49,"healthyVolunteers":44,"sex":50,"minAge":51,"maxAge":7,"enrollmentInfo":52,"targetDuration":7,"studyType":55,"phases":7,"briefSummary":56,"conditions":57,"keywords":7,"overallStatus":22,"whyStopped":7,"lastUpdateSubmitDate":60,"lastUpdatePostDateStruct":61,"startDateStruct":64,"completionDateStruct":66,"leadSponsor":68,"locationsCount":69},{"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,"countryCode":27,"cosmosGeoPoint":28,"geoPoint":33,"contacts":34},"The First Affiliated Hospital of Nanjing Medical University","RECRUITING","Nanjing","Jiangsu","210029","China","CN",{"type":29,"coordinates":30},"Point",[31,32],118.77778,32.06167,{"lat":32,"lon":31},[35],{"name":36,"role":16,"phone":37,"phoneExt":7,"email":38},"Lingxiao Xu, Dr","+8613913017356","lingxiao_jsph@126.com",{"type":40,"investigatorFullName":41,"investigatorTitle":42,"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":53,"type":54},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.",[58,59],"Spondyloarthritis (SpA)","Whole-body MRI (WBMRI)","2025-11-14",{"date":62,"type":63},"2025-11-17","ACTUAL",{"date":65,"type":63},"2022-01-01",{"date":67,"type":54},"2026-12",{"name":5,"class":6},1]