Individualized estimation of arterial carbon dioxide partial pressure using machine learning in children receiving mechanical ventilation

Table 2 The correlation between the estimated CO₂ and the measured PaCO₂

	Linear regression	MLP	XGB
Correlation coefficient	0.94 (P < 0.001)	0.93 (P < 0.001)	0.94 (P < 0.001)
R² value	0.799	0.851	0.877

ISSN: 1471-2431