Validation of the Acute Physiology and Chronic Health Evaluation (APACHE) II and IV Score in COVID-19 Patients

<div>Calibration plots for mortality of subgroup analysis for APACHE II (a) and APACHE IV (b).</div>

Critical Care Research and Practice

Figure 4: Validation of the Acute Physiology and Chronic Health Evaluation (APACHE) II and IV Score in COVID-19 Patients 