Role of (18F) 2-fluoro-2-deoxyglucose positron emission tomography in upper gastrointestinal malignancies

Table 3 Gastric cancer lymph node staging by positron emission tomography

Ref.	n	Sensitivity (%)	Specificity (%)	Sensitivity (%)	Specificity (%)
		PET	PET	CT	CT
Chen et al[57]	61	61	92	77	62
Kim et al[60]	73	40	95	71	71
Mochiki et al[61]	85	23	100	65	77
Mukai et al[62]	62	34.50	97	62.10	87.90
Yeung et al[64]	23	22	97
Yoshioka et al[75] Low resolution	42	47	62
High resolution	41	73	78
Yun et al[65]	81	35	97	52	94
Tian et al[78]	38	60	100
Yang et al[79] (PET-CT)	78	37	97.20	60.50	83.30

PET: Positron emission tomography; CT: Computed tomography.