Clinical Impact of the KL-6 Concentration of Pancreatic Juice for Diagnosing Pancreatic Masses

Table 2

Diagnostic ability of PJC and/or KL-6 measurement of pancreatic juice for differentiating pancreatic malignancy from pancreatic inflammatory lesion and IPMN.

PDAC or IPMC () and IPMN or pancreatic inflammatory lesion ()
	Sensitivity, %	Specificity, %	PPV, %	NPV, %	Accuracy, %
KL-6 measurement	79.5	64.5	73.8	71.4	72.9
	(31/39)	(20/31)	(31/42)	(20/28)	(51/70)
PJC	82.1	96.8	97.0	81.1	88.6
	(32/39)	(30/31)	(32/33)	(30/37)	(62/70)
PJC and KL-6 measurement combined	97.4^a	96.8	97.4	96.8	97.1^b
	(38/39)	(30/31)	(38/39)	(30/31)	(68/70)

Materials of which final diagnosis was obtained by operation or clinical follow-up.
compared with cytopathology alone.
compared with cytopathology alone.