Table 1.
Calculated weights and rankings for the 20 risk factors (data source: PubMed).
| Variable | Positive | Negative | Original Weight | Normalized Weight | Ranking |
|---|---|---|---|---|---|
| Weight loss | 58 | 0 | 58 | 1 | 1 |
| Glucose | 51 | 0 | 51 | 0.8793 | 2 |
| CA 19-9 | 48 | 0 | 48 | 0.8276 | 3 |
| Diabetes | 74 | 2 | 37 | 0.6379 | 4 |
| Albumin | 33 | 0 | 33 | 0.5690 | 5 |
| Appetite loss | 32 | 0 | 32 | 0.5517 | 6 |
| CEA | 59 | 2 | 29.5 | 0.5086 | 7 |
| Bilirubin | 29 | 0 | 29 | 0.5000 | 8 |
| Abdominal pain | 28 | 0 | 28 | 0.4828 | 9 |
| Depression | 52 | 2 | 26 | 0.4483 | 10 |
| Jaundice | 12 | 3 | 4 | 0.0690 | 11 |
| Nausea | 2 | 0 | 2 | 0.0345 | 12 |
| Fatigue/Asthenia | 1 | 0 | 1 | 0.0172 | 13 |
| Vomiting | 1 | 0 | 1 | 0.0172 | 14 |
| GGT | 0 | 0 | 0 | 0 | 15 |
| ALP | 0 | 0 | 0 | 0 | 15 |
| AST | 0 | 0 | 0 | 0 | 15 |
| ALT | 0 | 0 | 0 | 0 | 15 |