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Table 5 Severity distribution of intercepted medication errors

From: Chemotherapeutic errors in hospitalised cancer patients: attributable damage and extra costs

  Number of protocols with at least one error
Potential severity according to the Medication Error Index (3) Haematology Oncology 1 Pneumology Pharmacy Total2 (% of erroneous prescription)
  a b c d e f g  
No consequences for the patient         
An error avoided that would not cause patient harm 20 21 18 19 14 14 157 210
An error avoided that would require monitoring to confirm that it did not result in patient harm 3 10 4 8 7 16 34 58
Total         268 (81.4%)
Temporary damage         
An error avoided that could have contributed to temporary harm to the patient, requiring intervention 6 0 9 8 9 4 0 18
An error avoided that could have contributed to temporary harm to the patient, requiring initial or prolonged hospitalisation 14 12 13 6 6 1 0 26
Total         44 (13.4%)
Permanent damage         
An error avoided that could have contributed to permanent patient harm 7 7 1 2 0 0 0 8.5 (2.6%)
Compromised vital prognosis         
An error avoided that could have required intervention necessary to sustain life 0 0 2 2 1 0 0 2.5 (0.8%)
Patient death         
An error avoided that could have contributed to the patient's death 3 3 1 3 0 2 0 6 (1.8%)
Total 53 53 48 48 37 37 191 329 (100%)
  1. 1 including gastroenterology and radiotherapy
  2. 2 Total = (a+b)/2 + (c+d)/2 + (e+f)/2 +g