Table 2.
Evaluation of lesion characteristics and diagnosticity by pancreatic regions
| Parameters | Head | Body | Tail | P |
|---|---|---|---|---|
| Malignant patients (%) | 68.6 | 21.4 | 10 | |
| Gender (%) | ||||
| Male | 67.4 | 25.6 | 7 | |
| Female | 70.4 | 14.8 | 14.8 | |
| Lesion size mm | 35 (14–65)* | 40 (30–60)* | 42 (32–80)* | 0.130† |
| Malignant diagnoses (%) | ||||
| Adenocarcinoma | 62.9 | 21.4 | 8.6 | |
| SCC | 1.4 | – | – | |
| RCC metastasis | 1.4 | – | – | |
| NET | 2.9 | – | 1.4 | |
| Benign (%) | 58.3 | 33.3 | 8.3 | |
| CA 19.9 pg/mL‡ | 780 (2–176170)* | 385 (31–1834)* | 278 (24–1642)* | 0.300† |
| PSCPC category (%) | ||||
| I | 6.3 | 6.7 | 0.0 | |
| III | 4.2 | 13.3 | 42.9 | |
| IV | 2.1 | 0.0 | 0.0 | 0.024§ |
| V | 27.1 | 20.0 | 42.9 | |
| VI | 60.4 | 60.0 | 14.3 | |
| Sensitivity (%) | 87.5 | 80 | 57.1 | |
| Specificity (%) | 100 | 100 | 100 | |
| Total sensitivity (%) | 82.9 | |||
| Total specificity (%) | 100 |
PSCPS: Papanicolaou Society of Cytopathology System for Reporting Pancreaticobiliary Cytology; SCC: Squamoz cell carcinoma; RCC: Renal cell carcinoma; NET: Neuroendocrine tumor; *: Minimum maximum value; †: Kruskal Wallis test; §: Fisher’s exact test; ‡: CA 19.9 level was calculated in patients with adenocarcinoma.