Table 3 Risk groups based on the predicted nomogram
From: Preoperative prediction of peripancreatic vein invasion by pancreatic head cancer
Group | Total Points | Predicted Risk | Predicted Mean Risk (95% CI) | Observed Rate |
|---|---|---|---|---|
Low-risk | < 60 | < 50% | 32.69% (28.19–37.34) | 28.57% (8/28) |
Intermediate-risk | 60–110.4 | 50–90% | 76.15% (73.58–78.80) | 76.12% (51/67) |
High-risk | > 110.4 | > 90% | 92.89% (92.61–93.17) | 98.03% (149/152) |