Page 19 - AACN Essentials of Critical-Care Nursing Pocket Handbook, Second Edition

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Formula C(a v)O 2 CaO 2

PaCO 2 PEco 2 Paco 2

V D /V T O 2 extraction ratio

Normal Value 115-165 mL/min/m 2

65-75 mL/kg 192 mL/min 150 mL 0.25-0.40 6-8 mL/kg Adapted from: Hall J, Schmidt G, Wood L. Principles of critical care. 3rd ed. New York: McGraw Hill, 2005; cover tables I-IV.

Normal Values Table (continued) Definition Vital capacity Carbon dioxide production Dead space Dead space to tidal volume ratio Oxygen consumption Tidal volume

Abbreviation
1.1 VC VCO 2 V D V D /V T VO 2 V T