Table 1 Clinicopathological characteristics of patients with pancreatic ductal adenocarcinoma stratified by CLCA1 expression
Factors | Low CLCA1 N = 87 | High CLCA1 N = 53 | P value | Missing |
|---|---|---|---|---|
Age, years | 69 (62–75) | 68 (64–72) | 0.258 | |
Female gender | 44 (50.6) | 29 (54.7) | 0.634 | |
T-stage | 0.649 | 0.7% | ||
- T1 | 12 (13.8) | 7 (13.2) | ||
- T2 | 58 (66.7) | 35 (66.0) | ||
- T3 | 16 (18.4) | 10 (18.9) | ||
- T4 | 0 | 1 (1.9) | ||
N-stage | 0.485 | 1.4% | ||
- N0 | 21 (24.1) | 12 (22.6) | ||
- N1 | 30 (34.5) | 24 (45.3) | ||
- N2 | 34 (39.1) | 17 (32.1) | ||
AJCC stage, 8th edition | 0.835 | 1.4% | ||
- IA | 4 (4.6) | 2 (3.8) | ||
- IB | 12 (13.8) | 7 (13.2) | ||
- IIA | 4 (4.6) | 3 (5.7) | ||
- IIB | 31 (35.6) | 23 (43.4) | ||
- III | 34 (39.1) | 18 (34.0) | ||
Tumor differentiation | 0.879 | 1.4% | ||
- Well | 4 (4.6) | 3 (5.7) | ||
- Moderate | 28 (32.2) | 20 (37.7) | ||
- Poor | 50 (57.5) | 29 (54.7) | ||
- Undifferentiated | 3 (3.4) | 1 (1.9) | ||
R1 resection margin | 35 (40.2) | 20 (37.7) | 0.552 | 0.7% |
Adjuvant chemotherapy | 68 (78.2) | 45 (84.9) | 0.129 | 3.6% |