Term Definition
Medical Error Failure of a planned action to be completed as intended or the use of a wrong plan to achieve a plan
Serious medical error A medical error that causes harm or injury or has the potential to cause harm. It includes both intercepted serious errors (caught before reaching a patient) and non-intercepted (not caught before reaching a patient, but because of good fortune or patient reserve the error did not cause a clinically detectable harm.
Adverse Event Any injury due to a medical management, rather than an underlying disease. These can be non-preventable or preventable.
Table 1: Study definitions