J Gastric Cancer.  2025 Apr;25(2):382-399. 10.5230/jgc.2025.25.e26.

Prospective Multicenter Observational Study on Postoperative Quality of Life According to Type of Gastrectomy for Gastric Cancer

Affiliations
  • 1Department of Surgery, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea
  • 2Department of Surgery, Seoul National University Bundang Hospital, Seongnam, Korea
  • 3Center for Gastric Cancer, National Cancer Center, Goyang, Korea
  • 4Department of Surgery, Soonchunhyang University Bucheon Hospital, Bucheon, Korea
  • 5Department of Surgery, Yeouido St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea
  • 6Department of Surgery, Gyeongsang National University Hospital, Gyeongsang National University College of Medicine, Jinju, Korea
  • 7Department of Surgery, Ajou University School of Medicine, Suwon, Korea
  • 8Department of Surgery, Pusan National University Yangsan Hospital, Pusan National University School of Medicine, Yangsan, Korea
  • 9Department of Surgery, Kyungpook National University Chilgok Hospital, School of Medicine, Kyungpook National University, Daegu, Korea
  • 10Department of Surgery, Yonsei University College of Medicine, Seoul, Korea
  • 11Department of Surgery, Gangnam Severance Hospital, Yonsei University College of Medicine, Seoul, Korea
  • 12Department of Surgery and Cancer Research Institute, Seoul National University Hospital, Seoul National University College of Medicine, Seoul, Korea
  • 13Department of Surgery, Inje University Haeundae Paik Hospital, Busan, Korea
  • 14Department of Surgery, Gyeongsang National University Changwon Hospital, Gyeongsang National University College of Medicine, Changwon, Korea
  • 15Department of Surgery, Seoul National University Boramae Medical Center, Seoul, Korea
  • 16Department of Surgery, Kosin University College of Medicine, Busan, Korea
  • 17Department of Surgery, Soonchunhyang University Cheonan Hospital, Cheonan, Korea
  • 18Department of Surgery, Keimyung University Dongsan Medical Center, Daegu, Korea
  • 19Department of Surgery, Yeungnam University College of Medicine, Daegu, Korea
  • 20Department of Surgery, Seoul Medical Center, Seoul, Korea
  • 21Department of Surgery, Gachon University Gil Medical Center, Incheon, Korea
  • 22Department of Surgery, Korea University Guro Hospital, Korea University College of Medicine, Seoul, Korea
  • 23Department of Preventive Medicine, Seoul National University College of Medicine, Seoul, Korea

Abstract

Purpose
This study evaluated the postoperative quality of life (QoL) after various types of gastrectomy for gastric cancer.
Materials and Methods
A multicenter prospective observational study was conducted in Korea using the Korean Quality of Life in Stomach Cancer Patients Study (KOQUSS)-40, a new QoL assessment tool focusing on postgastrectomy syndrome. Overall, 496 patients with gastric cancer were enrolled, and QoL was assessed at 5 time points: preoperatively and at 1, 3, 6, and 12 months after surgery.
Results
Distal gastrectomy (DG) and pylorus-preserving gastrectomy (PPG) showed significantly better outcomes than total gastrectomy (TG) and proximal gastrectomy (PG) with regard to total score, indigestion, and dysphagia. DG, PPG, and TG also showed significantly better outcomes than PG in terms of dumping syndrome and worry about cancer. Postoperative QoL did not differ significantly according to anastomosis type in DG, except for Billroth I anastomosis, which achieved better bowel habit change scores than the others. No domains differed significantly when comparing double tract reconstruction and esophagogastrostomy after PG. The total QoL score correlated significantly with postoperative body weight loss (more than 10%) and extent of resection (P<0.05 for both). Reflux as assessed by KOQUSS-40 did not correlate significantly with reflux observed on gastroscopy 1 year postoperatively (P=0.064).
Conclusions
Our prospective observation using KOQUSS-40 revealed that DG and PPG lead to better QoL than TG and PG. Further study is needed to compare postoperative QoL according to anastomosis type in DG and PG.

Keyword

Stomach neoplasm; Quality of life; Survey and questionnaire; Gastrectomy
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