Short- and long-term outcome of intracorporeal anastomosis in laparoscopic colectomy for colon cancer: Multi-center retro and prospective cohort study

Not Applicable

• Conditions: Colon cancer

• Registration Number: JPRN-UMIN000047994
• Lead Sponsor: Osaka medical and pharmaceutical university Genaral and gastroenterological surgery

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2022-06-09
• Last Update Posted: 17 October 2023
• Study Completion: 2025-12-31

Recruitment & Eligibility

• Status: Pending
• Sex: All
• Target Recruitment: 5500

Inclusion Criteria

Not provided

Exclusion Criteria

1)Patients who have had a large intestine (colon, rectum) resection in the past 2)Patients who underwent anastomosis with Double Stapling Technique 3)Patients who have a stoma 4)Patients with intestinal obstruction 5)Patients undergoing emergency surgery 6)Patients who received preoperative chemotherapy

Study & Design

• Study Type: Observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
3-year relapse free survival

Secondary Outcome Measures

Name	Time	Method
3-year overall survival, 3-year local, peritoneal and anastomotic site recurrence free survival, Incidence of postoperative complications, length of surgical incision, portion of surgical wound, length of surgical specimen (PM, DM), operation time, blood loss, number of harvested lymph nodes, anastomotic method, open conversion rate, conversion rate to extracorporeal anastomosis, time to bowel movement, hospital stay period after surgery, operation results according to colon region