adverse event

unintended event that has negative impact upon a care process

adverse event extends the class unintended event

Table 1. Associations of adverse event
Source multiplicitySource classAssociationTarget classTarget multiplicity
1..*adverse eventnegatively influencescare process1..*
1..*adverse eventrequiresadverse event management1
Figure 1. Class Diagram
Class Diagram of adverse eventGenerated diagram of focal class adverse event and related classes. phenomenon that is not part of the normal course of a processunintended event 1 1..* requires set of care activities performed in response to an adverse eventadverse event management 1..* 1..* negatively influences set of interrelated or interacting care activities which transforms inputs into outputscare process unintended event that has negative impact upon a care processadverse event

Plural adverse events

Example 1 An infection acquired during a hospital stay.

Example 2 A drug can be used as recommended but cause allergic reaction when the drug allergy was not known before the treatment.

Example 3 An accident in connection to a care activity.

Example 4 A mishap during correctly performed care activity.

Note 1 'Iatrogenesis' or 'iatrogenic' is a common cause of adverse events.

Note 2 Adverse events can occur during appropriate care activities.

Note 3 Adverse events cause harm.