RADIOMETER ABL90 FLEX - Performance Test Results - so

7. Performance characteristics ABL90 FLEX reference manual
7-14
Performance test results – sO
2
Tonometry:
100%: whole blood is tonometered with a gas mixture containing 94.4% O
2
and 5.6%
CO
2
.
0%: whole blood is tonometered with a gas mixture containing 94.4% N
2
and 5.6% CO
2
+ dithionite.
ctHb
(g/dL)
sO
2
(%)
Bias
Prim.ref
N
15 0 0.07 150
15 100 -0.26 150
7 100 0.46 150
25 100 0 148
N = number of measurements on several analyzers used for the test.
Setup:
Adult samples. HbF correction not activated.
Bias
ABL90-Prim.ref
= Bias
ABL90-ABL735
+ Bias
ABL735-Prim.ref
ctHb
(g/dL)
sO
2
(%)
Bias
Sec.ref
S
0
S
X
CV
X
% TE
A
TE
A
(%)
15 0 0.09 0.07 0.25 - 0.58 -
15 50 -0.26 0.24 0.40 0.8 1.04 2.1
15 65 -0.20 0.27 0.46 0.7 1.10 1.7
15 75 -0.10 0.30 0.48 0.6 1.04 1.4
15 90 -0.10 0.19 0.35 0.4 0.79 0.9
15 100 -0.07 0.24 0.40 0.4 0.85 0.9
7 100 0.45 0.11 0.37 0.4 1.18 1.2
25 100 -0.53 0.09 0.28 0.3 1.08 1.1
Reference
method
Bias
Prim.ref
Bias
Sec.ref
and
Repeatability –
blood samples