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 (n = 39) and IPMN or pancreatic inflammatory lesion (n = 31) | |||||
|---|---|---|---|---|---|
| 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 | 97.4a | 96.8 | 97.4 | 96.8 | 97.1b |
| (38/39) | (30/31) | (38/39) | (30/31) | (68/70) | |
*Materials of which final diagnosis was obtained by operation or clinical follow-up.
a P = 0.025 compared with cytopathology alone.
b P = 0.048 compared with cytopathology alone.