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. 2021 Apr 28;23(4):e26075. doi: 10.2196/26075

Table 2.

Predictability of hospitalizations per predictive model.

Model F1 optimization, mean (SD) Recall-oriented (Fβ=2) optimization, mean (SD)

F1-score Recall F1-score Recall
KNNa 0.544 (0.007) 0.883 (0.020) 0.545 (0.005) 0.890 (0.017)
DTb 0.562 (0.030) 0.837 (0.069) 0.548 (0.004) 0.897 (0.007)
RFc 0.535 (0.010) 0.878 (0.016) 0.541 (0.005) 0.874 (0.029)
XGBd 0.546 (0.004) 0.897 (0.012)e 0.545 (0.004) 0.895 (0.011)
LRf 0.582 (0.006)e 0.878 (0.015) 0.583 (0.010)e 0.879 (0.015)
MLPg 0.549 (0.006) 0.892 (0.010) 0.551 (0.003) 0.897 (0.011)e
LGBMh 0.545 (0.005) 0.893 (0.013) 0.545 (0.005) 0.893 (0.016)

aKNN: k-nearest neighbors.

bDT: decision tree.

cRF: random forest.

dXGB: XGBoost.

eBest-performing models

fLR: logistic regression.

gMLP: multilayer perceptron.

hLGBM: LightGBM.