Endoscopic ultrasound elastography for solid pancreatic lesions

Table 2 Results of studies using strain ratio of elastography for an evaluation of solid pancreatic lesions

Ref.	Diseases of comparison (n)	Reference area	Cut off point	Sensitivity	Specificity
Iglesia-Garcia et al[14]	PC (49) vs CP (27)	Soft tissue	6.04	100	96.3
	PC (49) vs PNET (6)		26.63	100	87.8
Itokawa et al[11]	PC (72), PNET (9), CP (20), normal pancreas (8)	Normal pancreas	23.66 in MFP vs 39.08 in PC
Dawwas et al[12]	Malignant (87): (PC, PNET, metastatic cancer) And benign (17) (pancreatitis)	Soft tissue	4.65	100	16.7
Kongkam et al[13]	PC (23), PNET (5), Meatastasis (1), CP (2), AIP (3), other (4)	Soft tissue	3.17	86.2	66.7
			6.04	75.9	77.8

PC: Pancreatic cancer; PNET: Pancreatic neuroendocrine tumor; CP: Chronic pancreatitis; AIP: Autoimmune pancreatitis.