Table 1.
Characteristics of patients with PDAC.
| Variables | Patients with PDAC (n = 577) |
|---|---|
| Age, mean (SD) (years) | 68.6 (9.5) |
| Sex, men, n (%) | 303 (52.5) |
| BMI, median (IQR) (kg/m2) | 22.2 (19.9–24.4) |
| Weight loss, yes, n (%)a | 216 (48.4) |
| Tumor size, median (IQR) (mm) | 31 (24–42) |
| Diagnostic opportunity, n (%) | |
| Symptomatic | 372 (64.5) |
| Asymptomatic | 205 (35.5) |
| Follow-up/work-up for other diseases | 109/205 (53.2) |
| New-onset or exacerbation of DM | 61/205 (29.8) |
| Medical check-up | 35/205 (17.1) |
| Tumor location, n (%) | |
| Head | 280 (48.5) |
| Body | 190 (32.9) |
| Tail | 105 (18.2) |
| Multiple | 2 (0.3) |
| Clinical stage, n (%) | |
| 0 | 8 (1.4) |
| I | 112 (19.4) |
| II | 82 (14.2) |
| III | 135 (23.4) |
| IV | 240 (41.6) |
| Treatment, n (%) | |
| Surgery | 228 (39.5) |
| Surgery only | 21 (3.6) |
| Surgery with neoadjuvant treatment | 9 (1.6) |
| Surgery with adjuvant treatment | 84 (14.6) |
| Surgery with neoadjuvant and adjuvant treatments | 114 (19.8) |
| Chemotherapy or chemoradiotherapy | 279 (48.4) |
| Best supportive care | 66 (11.4) |
| Others | 4 (0.7) |
| Risk factors, n (%) | |
| DM | 294 (51.0) |
| Obesity (> BMI 30 kg/m2) | 21 (3.6) |
| Tobacco use | 292 (50.6) |
| Heavy alcohol consumption (> 40 g ethanol/day)b | 69 (12.3) |
| Family history of pancreatic cancerc | 68 (13.0) |
| IPMN/Pancreatic cyst | 85 (14.7) |
| Chronic pancreatitis | 9 (1.6) |
PDAC pancreatic ductal adenocarcinoma, SD standard deviation, BMI body mass index, IQR interquartile range, DM diabetes mellitus, IPMN intraductal papillary mucinous neoplasm. aData from 446 patients. bData from 561 patients. cData from 522 patients.