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Factors that affect the positive detection rate of regional lymph nodes for FDG-PET/CT
FDG-PET/CT, 18F-fluorodeoxyglucose positron emission tomography/computed tomography; RR, relative risk; OR, odds ratio; CI, confidence interval; BMI, body mass index; CEA, carcinoembryonic antigen.
*P < 0.05.
