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2 Level of Controls, NO= QC outside of 2SD, YES=QC within 2SD - Coggle…
2 Level of Controls
Both Within 2 SD
All Patient Results Since Last QC Run Are Acceptable and Test is Ready For Use
1 within 2 SD 1 Within 3 SD
WARNING Document on QC Corrective Action Log - a warning may be addressed this way, no correction necessary
Both Outside 2SD or 1 Outside 3SD
FAILURE-Re-run with Fresh QC Material
Accept Run
NO
Correct Issue and Rerun QC (use new reagent, calibrate, maintenance)
NO
Notify Supervisor- contact hotline, record case # on QC corrective Action Log- make test inaccessible
YES
Next run is acceptable, notify supervisor- calculate mean since last acceptable QC and compare to historical mean
Difference <2%
No correction necessary
Difference >2%
Pull 5% of Last Run and RE-RUN
Difference >10%
1 more item...
Difference <10%
1 more item...
YES
NO= QC outside of 2SD
YES=QC within 2SD