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Comparison of the predictions from the decision tree algorithm and the combined serum measurements of CEA and CA19‐9 in patients with gastric cancer and patients with benign gastric lesions
| Correct prediction | False prediction | P‐value | |||
|---|---|---|---|---|---|
| n | % | n | % | ||
| Gastric cancer (n = 82) | |||||
| CEA/CA19‐9 | 33 | 40.2 | 49 | 59.8 | <0.01 |
| Decision tree | 70 | 85.3 | 12 | 14.7 | |
| Benign gastric lesions (n = 9) | |||||
| CEA/CA19‐9 | 7 | 77.8 | 2 | 22.2 | >0.05 |
| Decision tree | 6 | 66.7 | 3 | 33.3 | |
