RADIOMETER ABL90 FLEX - Reference Method; Bias Bias; Prim.ref; Sec.ref

ABL90 FLEX reference manual 7. Performance characteristics
7-15
Performance test results – FO
2
Hb
Measured according to the following relation:
FO
2
Hb = 1 - (FHHb + FCOHb + FMetHb)
Setup:
Adult samples. HbF correction is not activated.
FO
2
Hb
(%)
ctHb
(g/dL)
Bias
Sec.ref
S
0
S
x
CV
X
% TE
A
TE
A
(%)
0.0 15 0.07 0.07 0.25 - 0.56 -
50.0 15 -0.25 0.27 0.58 1.2 1.39 2.8
65.0 15 -0.43 0.30 0.48 0.7 1.37 2.1
75.0 15 -0.27 0.35 0.55 0.7 1.35 1.8
90.0 15 -0.23 0.23 0.40 0.4 1.01 1.1
100.0 15 -0.10 0.16 0.38 0.4 0.84 0.8
100.0 7 -0.09 0.19 0.48 0.5 1.03 1.0
100.0 25 -0.45 0.18 0.53 0.5 1.49 1.5
Performance test results – FCOHb
Gas chromatography: The Standards are carbon monoxide mixtures with atmospheric
air, whose purity is validated in accordance with NIST SRM 1678 (50 ppm CO in N
2
).
Setup:
Adult samples. HbF correction is not activated.
ctHb
(g/dL)
FCOHb (%) Bias
Prim.ref
N
15 0 0.22 45
15 20 -1.01 45
N = number of measurements on several analyzers used for the test.
Bias
ABL90-Prim.ref
= Bias
ABL90-ABL735
+ Bias
ABL735-Prim.ref
Reference
method
Bias
Sec.ref
and
Repeatability –
blood samples
Reference
method
Bias
Prim.ref