Checklist Phase 2 - Assessment
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Does the laboratory participate in proficiency testing/inter-laboratory comparison schemes for all the examinations performed? |
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If participation in a proficiency testing scheme or organization of an inter-laboratory comparison for a certain test is not possible: does the laboratory have a rechecking/retesting system to compare results? |
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If results of proficiency testing/inter-laboratory comparisons are deviating/incorrect, does the laboratory act with performing an analysis to identify the causes of the problem and does it implement corrective actions, controls and, if possible, preventive actions? |
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Does the laboratory have an SOP for participation in a proficiency testing scheme and/or an inter-laboratory comparison scheme? |
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If the laboratory is the organizer of an inter-laboratory comparison scheme, does the SOP for External Quality Assessment include the procedure for organizing this? |
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If the laboratory rechecks/retests samples for a certain test (in case no PT or inter-laboratory comparison was possible), does the SOP for External Quality Assessment include the procedure for organizing this? |
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