Evaluation of diagnostic cytology via endoscopic naso-pancreatic drainage for pancreatic tumor

Table 5 Sensitivity and specificity of endoscopic naso-pancreatic drainage tube with brush cytology and endoscopic naso-pancreatic drainage tube, pancreatic juice cytology and characteristics of intraductal papillary mucinous neoplasm

ENPD-BC (Sensitivity: 50%; Specificity: 100%)	Positive	Negative		Total
11 cases	Class V/IV	Class III	Class II/I
Cancerous	4	3	1	8
Non-cancerous	0	1	2	3
ENPD-C (Sensitivity: 30.8%; Specificity: 100%)	Positive	Negative		Total
24 cases	Class V/IV	Class III	Class II/I
Cancerous	4	4	5	13
Non-Cancerous	0	3	8	11
Cytology in IPMN patients (Sensitivity: 33%; Specificity: 100%)	Positive	Negative		Total
	Class V/IV	Class III	Class II/I
Cancerous	1	1	1	3
Non-cancerous	0	2	6	8

IMPN: Intraductal papillary mucinous neoplasm.