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Table 3 The frequency of analytical and post-analytical errors (N = 182) in hematology laboratory at SPHMMC, Addis Ababa, Ethiopia

From: Errors in the Hematology Laboratory at St. Paul’s Hospital Millennium Medical College, Addis Ababa, Ethiopia

Analytical errors N (%) Post-analytical errors N (%)
Wrong reagent storage tem 6 (42.8) Communication errors 126 (75)
Electric interruption 5 (35.7) Delayed results 7 (4.1)
Expired reagents 2 (14.2) Transcription errors 25 (14.8)
Non conformity with QC 1 (7.1) Data entry errors 9 (5.4)
Total 14 (100) Lost results 1 (0.6)
   Total 168 (100)