Table 1.

Clinicopathological features in patients with pancreatic cancer (n = 90)

Characteristics	No.
Age (years)
< 60	37
≥ 60	53
Gender
Male	47
Female	43
Tumor size (cm)
≤3.0	41
>3.0	49
Tumor differentiation
Well	15
Moderate	25
Poor	50
Lymph node status (stage)
N0	54
N1	30
N2	6

Lymph node status (stage) was defined by the AJCC 8th edition (N0: node negative, N1: 1–3 nodes positive for metastatic disease, N2: more than four nodes positive for metastatic disease)