Appendix
Operator´s Manual PiCCO
2
Page
Version 3.1
E-17
VO
2
I = 1.34
x
Hb
x
(SaO
2
–
ScvO
2
)
x
PCCI
x
10
where
VO
2
I
=
Oxygen Consumption Index (ml/min/m
2
)
Hb
=
Concentration of haemoglobin (g/dl)
SaO
2
=
Arterial Oxygen Saturation (%)
ScvO
2
=
Central Venous Oxygen Saturation (%)
PCCI
=
Pulse Contour Cardiac Output Index (l/min/m
2
)
SpO
2
= HbO
2
/ [HbO
2
+ Hb
Des
]
where
SpO
2
=
Partial arterial oxygen saturation (%)
HbO
2
=
Concentration of oxygenated haemoglobin (g/dl)
Hb
Des
=
Concentration of deoxygenated haemoglobin (g/dl)
NOTE
Physically dissolved oxygen is neglected.