Participants
Cancer, AJCC, gastric adenocarcinoma
ONCOLOGY, CANCER, GASTRIC ADENOCARCINOMA
Patients were eligible to participate if they were aged 18 to 75 years, had an Eastern Cooperative Oncology Group (ECOG) score of 0 (asymptomatic) or 1 (symptomatic but completely ambulatory), and had histologically confirmed gastric adenocarcinoma diagnosed at the preoperative clinical stage of cT1 to cT4a, N0/ + , M0 according to the 7th Edition of the American Joint Committee on Cancer (AJCC) Staging Manual