Research Article
Machine Learning Approaches to Predict Patient’s Length of Stay in Emergency Department
Table 7
Comparison between the 3-CAT and 5-CAT for all algorithms.
| Classifier | 3-CAT | 5-CAT | Correctly classified | Incorrectly classified | Correctly classified | Incorrectly classified |
| Logistic regression | 322 | 80.5% | 78 | 19.5% | 242 | 60.5% | 158 | 39.5% | Naive Bayes | 327 | 81.8% | 73 | 18.2% | 263 | 65.8% | 137 | 34.2% | REP tree | 345 | 86.3% | 55 | 13.7% | 252 | 63.0% | 148 | 37.0% | SMO | 333 | 83.3% | 67 | 16.7% | 254 | 63.5% | 146 | 36.5% | lazy.IBk | 310 | 77.5% | 90 | 22.5% | 211 | 52.8% | 189 | 47.2% | Decision stump | 343 | 85.8% | 57 | 14.2% | 258 | 64.5% | 142 | 35.5% | Random Forest | 330 | 82.5% | 70 | 17.5% | 235 | 58.8% | 165 | 41.3% | MLP (0.0001) | 332 | 83.0% | 68 | 17.0% | 212 | 53.0% | 188 | 47.0% | MLP (0.001) | 332 | 83.0% | 68 | 17.0% | 254 | 63.5% | 146 | 36.5% | MLP (0.01) | 317 | 79.3% | 83 | 20.7% | 240 | 60.0% | 160 | 40.0% |
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