Table I.
Demographic and clinical characteristics of patients recruited for the study.
| Variable | PDAC (n=112) | CP (n=50) | Control (n=46) | P-value (PDAC vs. CP) | P-value (PDAC vs. control) |
|---|---|---|---|---|---|
| Male/female ratio | 1.65:1 | 4.2:1 | 1.4:1 | 0.179 | 0.901 |
| Agea, years | 59 (33–85) | 52 (38–69) | 61 (35–89) | P<0.001 | 0.704 |
| Chronicb illness | 69 (62) | 16 (32) | 31 (67.3) | 0.095 | 0.692 |
| Smoking statusb | |||||
| Ever smoked | 72 (64) | 44 (88) | 26 (57.1) | P<0.003 | 0.120 |
| Current smoking | 29 (26) | 34 (68) | 7 (15) | P<0.001 | P<0.02 |
| Alcohol useb | 78 (70) | 45 (90) | 23 (50) | P<0.004 | 0.088 |
| Body mass indexa, kg/m2 | 21.4 (15.6–29.2) | 19.0 (14.8–24.5) | 22.1 (16.1–26.3) | 0.366 | 0.423 |
Values are expressed as
a
median (range)
b
n (%). PDAC, pancreatic ductal adenocarcinoma; CP, chronic pancreatitis.