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. 2022 Mar 21;12(3):501. doi: 10.3390/jpm12030501

Figure 4.

Figure 4

Feature importance for the machine learning methods in the proposed algorithm. Top ten variables ranked by feature importance and used by the three machine learning models [(1) support vector machine, (2) logistic regression, and (3) XGBoost] to predict patient weaning within 24 h. Abbreviations: SRR spontaneous respiratory rate, Exp MV expiratory MV, Exp TV expiratory TV, InspTV inspiratory tidal volume, HR heart rate, PeakPr peak pressure, MeanPr mean pressure, DBP diastolic blood pressure, SBP systolic blood pressure.