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Table 4 Characteristics of medication errors

From: Incidence of medication errors in a Moroccan medical intensive care unit

Variables Medication errors Potential ADEs
  n = 492 n = 113
Stage of errors, n(%)   
   Physician ordering 172 (35) 38 (33)
   Transcribing 294 (60) 68 (60)
   Administering 8 (2) 3 (3)
   Dispensing 17 (3) 4 (4)
Error type, n(%)   
   Omission 15 (3) 4 (3)
   Dose 57 (11) 12 (11)
   Frequency 38 (8) 9 (8)
   Route of administration 357 (73) 82 (73)
   Patient monitoring 7 (1) 2 (2)
   Missing 18 (4) 4 (3)
Drug category, n(%)   
   Anti-infective drugs 162 (33) 37 (33)
   Anticoagulants 152 (31) 35 (31)
   Corticoids 45 (9) 10 (9)
   Analgesic and sedatives 20 (4) 5 (4)
   Vasoactives drugs 25 (5) 4 (3)
   Perfusion 6 (1) 2 (2)
   Others 82 (17) 20 (18)
  1. ADEs, Adverse Drug Events