RADIOMETER ABL90 FLEX - Performance Test Results - Cthb; Reference Method

ABL90 FLEX reference manual 7. Performance characteristics
7-13
Blood, pO
2
<90 mmHg
cLac
(mmol/L)
Bias
Prim.ref
S
0
S
X
CV
X
% TE
A
TE
A
(%)
0.3 0.03 0.01 0.08 26.7 0.19 62.3
1.0 0.03 0.03 0.09 9.0 0.21 21.0
5.0 0.09 0.10 0.33 6.6 0.74 14.8
10.0 -0.05 0.08 0.78 7.8 1.58 15.8
15.0 -0.01 0.10 1.17 7.8 2.30 15.3
25 -1.26 0.21 2.70 10.8 6.55 26.2
Serum pool, pO
2
>90 mmHg
cLac
(mmol/L)
Bias
Prim.ref
S
0
S
X
CV
X
% TE
A
TE
A
(%)
0.3 0.03 0.01 0.07 23.3 0.17 56.7
1.0 0.03 0.01 0.07 7.0 0.17 17.0
5.0 0.09 0.04 0.17 3.4 0.42 8.4
10.0 0.19 0.04 0.45 4.5 1.07 10.7
15.0 0.29 0.06 0.78 5.2 1.82 12.1
25 0.06 0.16 1.92 7.7 3.82 15.3
Performance test results – ctHb
HiCN method recommended by NCCLS [Ref. 6].
Setup:
Adult samples. HbF correction is not activated.
ctHb
(g/dL)
sO
2
(%)
Bias
Prim.ref
*)
S
0
S
X
CV
X
% TE
A
TE
A
(%)
0.00 - -0.02 0.01 0.02 - 0.06 -
3.5 100 0.02 0.04 0.08 2.3 0.18 5.1
7.0 100 0.05 0.08 0.16 2.3 0.36 5.1
10.0 100 0.06 0.07 0.20 2.0 0.45 4.5
15.0 100 0.06 0.07 0.24 1.6 0.53 3.5
20.0 100 0.00 0.09 0.29 1.5 0.57 2.9
25.0 100 0.08 0.11 0.37 1.5 0.81 3.2
*) ABL735 HICN-corr. through:
ctHb(ABL735),corr = -0.000707 * (ctHb(ABL735),meas)
2
+ 0.9977 *
ctHb(ABL735),meas
Reference
method
Bias
Prim.ref
and
Repeatability –
blood samples