Seven-Signal Proteomic Signature for Detection of Operable Pancreatic Ductal Adenocarcinoma and Their Discrimination from Autoimmune Pancreatitis

Table 2

Discrimination of samples in the test cohort according to 7-signal proteomic model.

	Number of cases analyzed	Number of correctly assigned cases (%)	95% C.I.* (%)
All samples	129	112 (86.8)	79.7–92.1
Healthy subjects	67	60 (89.6)	79.7–95.7
Pancreatic ductal adenocarcinoma (ACCH)	16	13 (81.3)	54.4–96.0
Pancreatic ductal adenocarcinoma (NUH)	30	25 (83.3)	65.3–94.4
Acute pancreatitis (NUH)	2	0 (0)	0–84.2
Chronic pancreatitis (NUH)	11	11 (100)	71.5–100
Autoimmune pancreatitis (NUH)	3	3 (100)	29.2–100
Clinical stage of pancreatic ductal adenocarcinoma patients at ACCH
0/I	0	NA	NA
II	1	0 (0)	0–97.5
III	3	3 (100)	29.2–100
IVa	4	2 (50)	6.8–93.2
IVb	8	8 (100)	63.1–100
Clinical stage of pancreatic ductal adenocarcinoma patients at NUH
0/I	1	0 (0)	0–97.5
II	6	5 (83.3)	35.9–99.6
III	13	11 (84.6)	54.6–98.1
IVa	10	9 (90)	55.5–99.7
IVb	0	NA	NA

*95% confidence interval
NA: not available.