Egyptian Pediatric Association Gazette

Table 3 Acid base and blood gas parameters [7]

From: Effectiveness of PRISM III score in predicting the severity of illness and mortality of children admitted to pediatric intensive care unit: a cross-sectional study

Acidosis	PH > 7.28 TCO2 > 17 mEq/L	0
	PH7-7.28 TCO₂ 5-16.9	2
	PH < 7 TCO₂ < 5	6
PH	< 7.48	0
	7.48–7.55	2
	> 7.55	3
PCO₂	< 50 mmHg	0
	50–75 mmHg	1
	> 75	3
Total CO₂	< / = 34 mEq/L	0
Total CO₂	> 34 mEq/L	4
PaO₂	> / = 50 mmHg	0
	42–49.9	3
	< 42	6

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