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. Author manuscript; available in PMC: 2022 Sep 1.
Published in final edited form as: J Patient Saf. 2021 Sep 1;17(6):e540–e556. doi: 10.1097/PTS.0000000000000407

Figure 1.

Figure 1

Dental AE Severity Tree

Description of Dental AE Severity Categories:

  • Category E1: Temporary (reversible or transient) minimal/mild harm to the patient
  • Category E2: Temporary (reversible or transient) moderate to severe harm to the patient
  • Category F: Harm to the patient that required transfer to emergency room and/or prolonged hospitalization
  • Category G1: Permanent minimal/mild patient harm
  • Category G2: Permanent moderate to severe patient harm
  • Category H: Intervention required to sustain life
  • Category I: Patient death

Severity tree showing the chart review process for assigning severity categories to an adverse event. The reviewer begins on the left side and follows the branches of the tree to the right by answering each question.