[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"conditionNormalized\":\"postoperative-visceral-pain\",\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:postoperative-visceral-pain":37},{"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":12,"acronym":4,"eligibilityCriteria":13,"healthyVolunteers":10,"sex":14,"minAge":15,"maxAge":16,"enrollmentInfo":17,"targetDuration":20,"studyType":21,"phases":4,"briefSummary":22,"conditions":23,"keywords":4,"overallStatus":25,"whyStopped":4,"lastUpdateSubmitDate":26,"lastUpdatePostDateStruct":27,"startDateStruct":30,"completionDateStruct":32,"leadSponsor":34,"locationsCount":5},"100596692",false,"NCT07048782","Development and Validation of a Risk Prediction Model for Postoperative Visceral Pain in Abdominal Surgery Patients","Inclusion Criteria:\n\n* Patients undergoing elective abdominal surgery under general anesthesia (including gynecological procedures and general surgery such as gastrointestinal, hepatobiliary, etc.);\n* Aged between 18 and 70 years;\n* Classified as American Society of Anesthesiologists (ASA) physical status II-III;\n* Expected surgery duration ≥ 2 hours.\n\nExclusion Criteria:\n\n* History of previous abdominal surgery;\n* Diagnosed with chronic pain;\n* Long-term use of analgesics or other psychotropic medications;\n* Preoperative emergency condition;\n* Presence of severe comorbidities involving major organ systems;\n* Failure to complete postoperative pain follow-up.","ALL","18 Years","70 Years",{"count":18,"type":19},1135,"ESTIMATED","2 Days","OBSERVATIONAL","This study aims to investigate the factors influencing the risk of postoperative visceral pain in patients undergoing abdominal surgery. The goal is to develop and validate a predictive model for assessing the risk of postoperative visceral pain, in order to guide individualized preoperative interventions and pain management strategies.",[24],"Postoperative Visceral Pain","NOT_YET_RECRUITING","2025-06-24",{"date":28,"type":29},"2025-07-02","ACTUAL",{"date":31,"type":19},"2025-07-01",{"date":33,"type":19},"2026-01-30",{"name":35,"class":36},"The Second Affiliated Hospital of Chongqing Medical University","OTHER",""]