Randomized, open, single-center, controlled prospective studies were designed to obtain reliable level I evidence in evidence-based medicine.Based on the premise of at least a 6-fold reduction in pancreatic fistula, as observed by Kawai et al after early drainage.Considering the overall incidence of pancreatic fistula after standard pancreatectomy at our center (approximately 20%), we would expect this complication to occur in approximately 3.4% of cases in Group A.α was set as 0.05 and β was set as 0.2 (efficacy was 80%), indicating that the total number of study subjects was at least 114 patients (at least 57 patients in the experimental group and 57 patients in the control group).
Study Type
OBSERVATIONAL
Enrollment
114
drainage tube was removed on 5th days after surgery.
drainage tube was removed on 7th days after surgery.
Xianjun Fudan Yu
Shanghai, Sahnghai, China
The incidence of postoperative pancreatic fistula and abdominal infection;
Time frame: 3month
Severity of complications (duration of postoperative hospital stay) was assessed by Dindo Clavien classification.
Time frame: 3month
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