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Research Article

SRP. 2020; 11(9): 993-1002

Impact of Complications after Surgical Treatment of Colon Cancer on Survival

Bekisheva Aizhan, Makishev Abai, Yoshihiro Noso.


Objective: The aim of our study was to analyze the postoperative complications by grouping into surgical and non-surgical as well as to study their impact on 5-year overall survival (OS) and 3-year disease free survival (DFS). Methods: A retrospective study was conducted 550 patients who underwent surgery for colon cancer between 2015-2019 in the “Multidisciplinary medical center” of the city Nur-Sultan (Kazakhstan). The cohort was divided into 3 groups: patients with surgical complications, non-surgical complications and no complications. The Kaplan-Meyer curve was made to compare OS and DFS between groups. Cox regression was used to study the effect of factors on survival. Results: In stage I colon cancer, the OS rate was 88.9% in the group without complications, 60% in the group with surgical complications, 65.5% in the group with non-surgical complications (p

Key words: Postoperative complications, colon cancer, survival

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