Roche Diagnostics
58 Instructions for Use · Version 13.0
3 Specifications cobas b 123 POC system
Performance data
Material: cobas b 123 AutoQC Pack TRI-LEVEL, n=80
Material: cobas b 123 AutoCVC Pack, n=80
Material: plasma, n=80
Material: prepared dialysis solution, n=80
K
+
Unit: [mmol/L]
Material: prepared human whole blood, n=40
Material: cobas b 123 AutoQC Pack TRI-LEVEL, n=80
Mean S
R
(CV%) S
I
(CV%)
Level 1 117.4 0.3946 0.34 0.5152 0.44
Level 2 141.0 0.1519 0.11 0.4866 0.35
Level 3 153.7 0.4462 0.29 0.8063 0.52
Table 3-12 Na
+
material
Mean S
R
(CV%) S
I
(CV%)
Level 4 113.2 0.1765 0.16 0.7363 0.65
Level 5 177.5 0.2032 0.11 1.2176 0.69
Table 3-13 Na
+
material
Mean S
R
(CV%) S
I
(CV%)
Normal level 140.7 0.6789 0.48 1.8788 1.34
High level 160.9 0.2104 0.13 0.9028 0.56
Table 3-14 Na
+
material
Mean S
R
(CV%) S
I
(CV%)
Level 1 122.5 0.3801 0.31 0.5162 0.42
Level 2 139.1 0.3207 0.23 0.4397 0.32
Level 3 150.5 0.2882 0.19 0.4577 0.30
Table 3-15 Na
+
material
Mean S
R
(CV%) S
I
(CV%)
Sample 1 3.05 0.0221 0.72 0.0228 0.74
Sample 2 5.00 0.0148 0.29 0.0198 0.39
Sample 3 6.10 0.0198 0.32 0.0238 0.39
Table 3-16 K
+
material
Mean S
R
(CV%) S
I
(CV%)
Level 1 2.98 0.0110 0.37 0.0170 0.57
Level 2 4.72 0.0070 0.15 0.0174 0.37
Level 3 7.01 0.0225 0.32 0.0515 0.74
Table 3-17 K
+
material