| Tissue samples | Serum samples in the discovery group | Serum samples (post-operative) | Serum samples | Serum samples in the validation group | |||||
---|---|---|---|---|---|---|---|---|---|---|
Variable | Cases (n= 64) | Healthy controls (n=500) | Benign disease (n=115) | Chronic pancreatitis (n=50) | PDAC cases (n=807) | Curative PDAC cases (n= 102) | Non-curative PDAC cases (n= 31) | PDAC cases (n= 35) | Healthy controls (n= 50) | Stage 1 PDAC cases (n= 50) |
Gender (n) | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
Male | 35 | 287 | 63 | 27 | 438 | 57 | 17 | 19 | 28 | 31 |
Female | 29 | 213 | 52 | 23 | 369 | 45 | 14 | 16 | 22 | 19 |
Age (years) | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
≤45 | 23 | 102 | 26 | 17 | 111 | 30 | 4 | 8 | 15 | 16 |
46-55 | 25 | 153 | 34 | 14 | 215 | 38 | 4 | 13 | 12 | 14 |
56-65 | 14 | 121 | 29 | 12 | 272 | 23 | 9 | 8 | 12 | 13 |
>65 | 2 | 124 | 18 | 7 | 209 | 11 | 14 | 6 | 11 | 7 |
Stage (n) | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
I | 25 | Â | Â | Â | 45 | 31 | Â | 4 | Â | 50 |
II | 39 | Â | Â | Â | 127 | 68 | 2 | 26 | Â | Â |
III | Â | Â | Â | Â | 337 | 3 | 29 | Â | Â | Â |
IV | Â | Â | Â | Â | 298 | Â | Â | Â | Â | Â |