Biolight Meditech P1 - Page 198

P1 Patient Monitor User’s Manual
16-8
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Input Parameter Unit Full Name
CaO
2
mL/dL, mL/L arterial oxygen content
CvO
2
mL/dL, mL/L
venous oxygen content
VO
2
mL/min
oxygen consumption
RQ Respiratory quotient
ATMP mmHg, kPa atmospheric pressure
Height cm, inch height
Weight kg, lb weight
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16.5.3. Output Parameters and calculation formula
Output
Parameters
Unit Full Name Formula
BSA m
2
body surface area
BSA=HT
0.725
×WT
0.425
×
0.007184
C(a-v)O
2
mL/L,
mL/dL
arteriovenous
oxygen content
difference
C(a-v)O
2
=CaO
2
×CvO
2
O
2
ER %
oxygen extraction
ratio
O
2
ER=（CaO
2
－CvO
2
）/ CaO
2
DO
2
mL/min oxygen transport DO
2
=C.O.×CaO
2
PAO
2
mmHg,
kPa
partial pressure of
oxygen in the
alveolar
PAO
2
=【FiO
2
×(ATMP－water
pressure) 】－(PaCO
2
×1.25)
Wherein the water pressure is
selected to be 47mmHg (6.3kPa)