Table 4

Degrees of harm of adverse events and near misses in the patient per AMT, according to the WHO (n=131; nine missing)

Degree of harm according to the WHO’s International Classification for Patient Safety3         Technology
Infusion therapyParenteral nutritionMorphine pumps
Adverse events n (%)Near misses n (%)Adverse events n (%)Near misses n (%)Adverse events n (%)Near misses
n (%)
Patient outcome is not symptomatic, or no symptoms detected and no treatment is required.
19 (59.4)43 (100)3 (75.0)8 (100)11 (57.9)25 (100)
Patient outcome is symptomatic, symptoms are mild, loss of function or harm is minimal or intermediate but short term, and no or minimal intervention (eg, extra observation, investigation, review or minor treatment) is required.
11 (34.4)0 (0)1 (25.0)0 (0) 6 (31.6)0 (0)
Patient outcome is symptomatic, requiring intervention (eg, additional operative procedure, additional therapeutic treatment), an increased length of stay, or causing permanent or long-term harm or loss of function.
2 (6.3)0 (0)0 (0)0 (0) 1 (5.3)0 (0)
Patient outcome is symptomatic, requiring life-saving intervention or major surgical/medical intervention, shortening life expectancy or causing major permanent or long term harm or loss of function.
0 (0)0 (0)0 (0)0 (0)1 (5.3)0 (0)
On balance of probabilities, death was caused or brought forward in the short term by the incident.
0 (0)0 (0)0 (0)0 (0)0 (0)0 (0)
Total32 (100)43 (100)4 (100)8 (100)19 (100)25 (100)
  • AMT, advanced medical technology.