Investigación científica y tecnológicaCorrelación y concordancia entre los valores de pH, PO2, PCO2 y HCO3− en sangre arterial y venosa de pacientes con ventilación mecánica en la unidad de cuidados intensivosCorrelation and agreement between arterial and central venous blood pH, PO2, PCO2 and HCO3− values of mechanically ventilated patients in intensive care unit: A prospective observational study

2013 
Background The procedure for arterial blood sampling can be technically difficult with various limitations and complications. Central venous catheterization is a mandatory procedure in ICU. The sampling of central venous blood is much easier, quicker and less complicated.
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