[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"conditionNormalized\":\"hip-and-knee-osteoarthritis\",\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:hip-and-knee-osteoarthritis":44},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,1,0,[8],{"id":9,"slug":10,"hasResults":11,"nctId":12,"briefTitle":13,"officialTitle":14,"acronym":4,"eligibilityCriteria":15,"healthyVolunteers":11,"sex":16,"minAge":17,"maxAge":4,"enrollmentInfo":18,"targetDuration":4,"studyType":21,"phases":4,"briefSummary":22,"conditions":23,"keywords":25,"overallStatus":32,"whyStopped":4,"lastUpdateSubmitDate":33,"lastUpdatePostDateStruct":34,"startDateStruct":37,"completionDateStruct":39,"leadSponsor":41,"locationsCount":5},"100616339","prepare-ii---predictive-model-training-and-external-validation-100616339",false,"NCT07304323","Prepare II - Predictive Model Training and External Validation","Transforming Rehabilitation: Personalised Care for a Better Quality of Life (PREPARE, Phase 2)","Inclusion Criteria:\n\n* Patients admitted for THR and TKR at IRCCS Galeazzi Orthopedic Institute in 2018 (any month) and subsequently discharged to inpatient rehabilitation in the same structure.\n* Aged ≥18 years.\n* International Classification of Disease, Ninth Revision, Clinical Modification (ICD-9CM) Diagnoses: 715.15, 16, 25, 26 (primary and secondary osteoarthritis of the hip and knee).\n* ICD-9CM Surgical procedures: 81.51, 81.54 (total joint replacement of the hip and knee).\n\nExclusion Criteria:\n\n* Age \\\u003C 18 years (if any).","ALL","18 Years",{"count":19,"type":20},400,"ESTIMATED","OBSERVATIONAL","The general aim of the project is training and testing a predictive model of inpatient rehabilitation stay after hip and knee replacement for osteoarthritis. This specific part focuses on data collection and analysis for the model validation.",[24],"HIP AND KNEE OSTEOARTHRITIS",[26,27,28,29,30,31],"total joint arthroplasty","osteoarthritis","total joint replacement","inpatient rehabilitation","predictive model","rehabilitation outcomes","RECRUITING","2025-12-11",{"date":35,"type":36},"2025-12-26","ACTUAL",{"date":38,"type":36},"2025-10-08",{"date":40,"type":20},"2026-10-31",{"name":42,"class":43},"I.R.C.C.S Ospedale Galeazzi-Sant'Ambrogio","OTHER","Hip and Knee Osteoarthritis"]