Research Article
An Innovative Approach to Functionality Testing of Analysers in the Clinical Laboratory
Table 3
Routine simulation precision cobas 6000.
| Test | [Study unit] | Material | N | Mean | CV [%] | CV diff. [%] | Remarks |
| Na | [mmol/L] | CSP | 144 | 138.9 | 0.7 | 0.5 | | K | [mmol/L] | CSP | 144 | 5.0 | 0.8 | 0.5 | | ALAT | [U/L] | CSP | 53 | 88.6 | 1.0 | 0.3 | | ASAT | [U/L] | CSP | 18 | 105.8 | 0.9 | 0.1 | | CK | [U/L] | CSP | 11 | 308.4 | 1.1 | 0.3 | | GGT_2 | [U/L] | CSP | 12 | 124.1 | 0.9 | −0.3 | | CHOL_2 | [mmol/L] | CSP | 70 | 3.6 | 0.9 | 0.3 | |
| CREA_2 enz | [mol/L] | CSP | 80 | 225.0 | 2.1 | 1.2 | Outlier |
| GLUC_3 | [mmol/L] | CSP | 61 | 9.6 | 1.0 | 0.3 | | TP_2 | [g/L] | CSP | 55 | 58.0 | 0.9 | −0.1 | | UREA | [mmol/L] | CSP | 23 | 15.1 | 0.5 | −0.3 | | UA_2 | [mol/L] | CSP | 19 | 449.3 | 1.0 | 0.2 | | Ca | [mmol/L] | CSP | 39 | 2.9 | 1.1 | 0.6 | | Fe_2 | [mol/L] | CSP | 75 | 26.6 | 1.6 | 0.9 | | CRP | [mg/L] | HSP | 70 | 14.5 | 1.2 | 0.3 | | IGG_2 | [g/L] | CSP | 11 | 6.8 | 1.7 | 0.8 | | IGA_2 | [g/L] | CSP | 11 | 1.6 | 1.4 | 0.2 | | IGM_2 | [g/L] | CSP | 12 | 0.7 | 3.3 | 1.0 | | RF_II | [kU/L] | HSP | 10 | 19.2 | 2.4 | 1.0 | | TRSF_2 | [mol/L] | CSP | 12 | 24.4 | 1.3 | 0.2 | | DIG | [mmol/L] | CSP | 10 | 4.6 | 2.2 | 1.0 | | Li | [mmol/L] | CSP | 10 | 1.6 | 1.5 | 0.4 | | CREA_2 enz | [mol/L] | HUP | 19 | 7474.3 | 2.5 | 1.7 | | TP_U-CSF_3 | [mg/L] | HUP | 20 | 99.4 | 2.7 | 1.4 | | FT4 | [pmol/L] | CSP | 26 | 16.9 | 1.6 | 1.0 | | TSH | [mU/L] | CSP | 31 | 1.2 | 1.6 | 0.6 | | Pro-BNP | [pmol/L] | CSP | 10 | 277.9 | 1.7 | 1.0 | | TNT | [g/L] | HSP | 10 | 0.3 | 2.0 | 0.9 | | CKMBm | [g/L] | CSP | 10 | 29.2 | 1.6 | 0.8 | | PSA | [g/L] | CSP | 10 | 20.9 | 1.3 | 0.9 | | FPSA | [g/L] | CSP | 10 | 5.1 | 1.3 | 0.4 | |
| ßHCG | [U/L] | CSP | 0 | | | | Flag“FL”* |
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*Flag “FL” for expired reagent provocation, flag excludes values from statisitical calculation.
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