[{"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":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":13,"acronym":4,"eligibilityCriteria":14,"healthyVolunteers":11,"sex":15,"minAge":16,"maxAge":17,"enrollmentInfo":18,"targetDuration":21,"studyType":22,"phases":4,"briefSummary":23,"conditions":24,"keywords":4,"overallStatus":26,"whyStopped":4,"lastUpdateSubmitDate":27,"lastUpdatePostDateStruct":28,"startDateStruct":31,"completionDateStruct":33,"leadSponsor":35,"locationsCount":5},"100596692","development-and-validation-of-a-risk-prediction-model-for-postoperative-visceral-pain-in-abdominal-surgery-patients-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":19,"type":20},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.",[25],"Postoperative Visceral Pain","NOT_YET_RECRUITING","2025-06-24",{"date":29,"type":30},"2025-07-02","ACTUAL",{"date":32,"type":20},"2025-07-01",{"date":34,"type":20},"2026-01-30",{"name":36,"class":37},"The Second Affiliated Hospital of Chongqing Medical University","OTHER"]