7. Performance characteristics ABL90 FLEX reference manual
7-10
Performance test results – cNa
+
NIST-certified Standard Reference Material SRM 909b (human serum) and Radiometer-
specified standard serum material (specified using flame photometry).
cNa
+
(mmol/L)
Bias
Prim.ref
*)
S
0
S
X
CV
X
% TE
A
TE
A
(%)
120 0.0 0.1 0.9 0.8 1.76 1.5
130 0.3 0.2 1.1 0.8 2.46 1.9
140 0.5 0.1 1.1 0.8 2.66 1.9
160 0.6 0.3 1.2 0.8 2.95 1.8
180 0.9 0.1 1.6 0.9 4.04 2.2
*) ABL735 corr. to NIST through:
Na(ABL735, corr) = 1.055 * Na(ABL735, meas) – 6.8966 (mM)
Performance test results – cCl
–
NIST-certified Standard Reference Material SRM 909b (human serum).
cCl
–
(mmol/L) Bias
Prim.ref
N
89.11 -0.8 45
119.45 3.45 45
N = number of measurements on several analyzers used for the test.
Bias
ABL90-Prim.ref
= Bias
ABL90-ABL735
+ Bias
ABL735-Prim.ref
cCl
–
(mmol/L)
Bias
Sec.ref
S
0
S
X
CV
X
% TE
A
TE
A
(%)
80 0.8 0.1 0.9 1.1 2.56 3.2
100 0.8 0.1 1.1 1.1 2.96 3.0
120 1.1 0.1 1.5 1.3 4.04 3.4
140 0.8 0.1 1.6 1.1 3.94 2.8
150 0.7 0.1 1.7 1.1 4.03 2.7
Reference
method
Bias
Prim.ref
and
Repeatability –
blood samples
Reference
method
Bias
Prim.ref
Bias
Sec.ref
and
Repeatability
– blood
samples