Development of an Open-Heart Intraoperative Risk Scoring Model for Predicting a Prolonged Intensive Care Unit Stay

<table>Correlation of Open-Heart Intraoperative Risk (OHIR) score and probability of a prolonged ICU stay, derived from the multivariate logistic regression model, presented as the Pearson correlation.</table>

BioMed Research International

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Figure 1

Figure 1: Development of an Open-Heart Intraoperative Risk Scoring Model for Predicting a Prolonged Intensive Care Unit Stay 