[{"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":25},{"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":18,"enrollmentInfo":19,"targetDuration":4,"studyType":22,"phases":4,"briefSummary":23,"conditions":24,"keywords":26,"overallStatus":30,"whyStopped":4,"lastUpdateSubmitDate":31,"lastUpdatePostDateStruct":32,"startDateStruct":35,"completionDateStruct":37,"leadSponsor":39,"locationsCount":5},"100643474","non-pharmacological-factors-on-spinal-block-duration-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":20,"type":21},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.",[25],"Paraspinal Muscle Mass and Spinal Anaesthesia",[27,28,29],"anaesthesia","spinal anaesthesia","ultrasound","RECRUITING","2026-06-18",{"date":33,"type":34},"2026-06-23","ACTUAL",{"date":36,"type":34},"2026-06-16",{"date":38,"type":21},"2026-12-16",{"name":40,"class":41},"Taksim Egitim ve Arastirma Hastanesi","OTHER_GOV"]