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Exam (elaborations) BIODS Handbook of Data Science Approaches for Biomedical Engineering; final exam review questions with correct answers graded A+$9.99
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Quality control - procedure that ensures that a process of analysis meets the
requirements of good laboratory practice
- one sample multiple test in a lab and check variability throughout test
Quality assurance - ensures precision and accuracy are met
- performed in collaboration with body outside the lab.
Audits - reviews/examines that lab. practices are being done correctly
- clinical audits can improve patients flow, reduce length of patient say, define success
or failure of interventions
Methods of quality of conrol - - Measure sample several times and measure variability
- Have good idea of expected results
- intra and inter assay CV
--perform both to see if CV increases over time
--Levy Jennings plot of data
Quality assurance methods - - can identify issues with analysis form ind. laboratories
- Same sample goes to multiple labs to identify if there are nay issue with particular site
Why perform an audit? - - there is always change in an laboratory
- staff and processes must constantly be evaluated
-accreditation often requires consistent data support
Failure to audit can result in ........ which can lead to more errors. - stasis, complacency,
and loss of focus
The three main aspects of audit are: - -What are we trying to do?
- What data should be collected and what do we do with it?
- What can we do with all of this info?
Types of audit include - - vertical audit- follows one sample as it moves through
laboratory
-- sample reception, processing, reporting
- Horizontal audit- compares different processes (equipment) for a one element of
procedure
-- electrical safety, lab chemicals, buffers,
- Self audit- professional development
--remain effective practioners
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