Table 1: Arterial blood gases following induction of anaesthesia and till discharge from the recovery unit.

ABG11:2013:1413:3914:2014:5115:3717:16

pH7.387.327.337.317.307.317.37
PCO2 (kPa)5.56.265.96.16.25.5
PO2 (kPa)12.520.822.32620.815.511.7
sO2 (%)95979898989895
Base Excess(mmol/L)0-2-2-4-4-3-1
Standard Bicarbonate (mmol/L)24232321212223
Actual Bicarbonate (mmo/L)25242422222324
Total haemoglobin (g/dl)12.91312.9119.810.410.5
Carboxyhaemoglobin (%)0.20.10.20.50.61.20.7
Whole blood glucose (mmol/L)5.97.1816.99.27.28.9
Methaemoglobin (%)1.51.51.61.61.81.91.8
Sodium (mmol/L)139137136133138138138
Potassium (mmol/L)4.26.16.54.64.04.13.8
Lactate (mmol/L)0.70.81.01.51.82.00.7