[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"conditionNormalized\":\"paraspinal-muscle-mass-and-spinal-anaesthesia\",\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:paraspinal-muscle-mass-and-spinal-anaesthesia":41},{"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":4,"studyType":21,"phases":4,"briefSummary":22,"conditions":23,"keywords":25,"overallStatus":29,"whyStopped":4,"lastUpdateSubmitDate":30,"lastUpdatePostDateStruct":31,"startDateStruct":34,"completionDateStruct":36,"leadSponsor":38,"locationsCount":5},"100643474",false,"NCT07638280","Non-Pharmacological Factors on Spinal Block Duration","Analysis of Non-pharmacological Factors on Spinal Anaesthesia Block Duration","Inclusion Criteria:\n\n* Patients aged 18-80 years\n* ASA physical status I-III\n* Patients scheduled for elective lower abdominal surgery.\n\nExclusion Criteria:\n\n* Patient refusal to participate\n* Coagulopathy\n* Use of medications or substances known to impair coagulation\n* Pregnancy, sepsis\n* Shock\n* Severe aortic or mitral regurgitation\n* Peripheral vascular disease\n* Increased intracranial pressure\n* Mental disorders\n* Spinal column deformity\n* History of previous spinal surgery.","ALL","18 Years","80 Years",{"count":19,"type":20},140,"ESTIMATED","OBSERVATIONAL","The aim of this study is to evaluate the effects of non-pharmacological factors-such as age, sex, body mass index, paraspinal muscle mass, vertebral canal anatomy, patient positioning, and injection technique-on the duration of sensory and motor block in patients undergoing spinal anesthesia, and to investigate the potential relationships between these factors and block duration.",[24],"Paraspinal Muscle Mass and Spinal Anaesthesia",[26,27,28],"anaesthesia","spinal anaesthesia","ultrasound","RECRUITING","2026-06-18",{"date":32,"type":33},"2026-06-23","ACTUAL",{"date":35,"type":33},"2026-06-16",{"date":37,"type":20},"2026-12-16",{"name":39,"class":40},"Taksim Egitim ve Arastirma Hastanesi","OTHER_GOV",""]