60 About tests
Roche Diagnostics
cobas
®
pulse · Software version 01.03 · User Assistance · Publication version 1.0
• Level 2 (L2): High (high values in test results)
Custom deviation
It is possible to change the pre-defined default
deviations for each QC level in accordance with
applicable regulations.
The custom deviations (to be configured for level 1 and
level 2 in mg/dL or mmol/L) define, in combination with
the given target level of each QC level, the permitted
result range to have a QC PASS result.
u Related topics
• Performing a QC test (122)
• About the QC lockout (66)
• Lockout types (68)
About proficiency testing
You perform proficiency tests on samples provided to
you by an independent organization.
Some regulatory agencies require that these proficiency
samples be tested as part of an institution's quality
assurance program before certification of the healthcare
facility is allowed.
Information stored during proficiency testing
The following information is recorded for a proficiency
test:
• Test result
• Sample ID
• Lot number of the test strips
• Time and date of test
• Comments (if applicable)
• User ID (if configured)
About linearity testing
Linearity tests help you check the function and accuracy
of the entire system over the full range of specified
values.
Linearity samples should be treated in the same manner
as the QC materials used in QC testing.
2 Overview of the system
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