This study aims to elucidate whether there is a difference in long-term prognosis between laparoscopic surgery and open surgery in colon cancer patients with visceral obesity.
Body Roundness Index (BRI) ≥ 5.0, with no laparoscopic surgery contraindications as assessed by the surgeon;
Pathologically confirmed colon adenocarcinoma, mucinous adenocarcinoma, or signet ring cell carcinoma;
Tumor lower edge > 12 cm from the anus as measured by colonoscopy, and the tumor lower edge not directly palpable by digital rectal examination;
Single primary lesion;
Height and waist circumference data are unavailable;
Hereditary colorectal cancer (Lynch syndrome or Familial Adenomatous Polyposis [FAP]);
History of previous malignant neoplasm, with the exception of basal cell carcinoma/papillary thyroid carcinoma/various types of in situ cancers/micro-invasive early-stage lung cancer;
Acute exacerbation of major organ diseases (such as, but not limited to, COPD, coronary heart disease, and renal insufficiency) and/or severe acute infectious diseases (such as, but not limited to, hepatitis, pneumonia, and myocarditis);