Perioperative medicine & outcomes
Sociodemographic and Systems Risk Factors Associated With Nil by Mouth Noncompliance and Day-of-Procedure Cancellations: A Retrospective Multicenter Case-Control Study
Authors' conclusion
This multicenter study identified age, race-ethnicity, language of care, and health insurance type as factors associated with the occurrence of NPO noncompliance. Certain demographic and system risk factors were linked to higher rates of day-of-procedure cancelations due to NPO noncompliance.
Study context
- Population
- Children <18 years presenting for elective procedures requiring adherence to local institutional NPO guidelines, 10 institutions
- Participants
- 164,147 children · 10 institutions
- Comparison
- Sociodemographic and systems risk factors for NPO noncompliance and day-of-procedure cancellation
- Outcome
- Occurrence of noncompliance with local institutional NPO guidelines
Methodological detailsmulticentre
- Multicentre
Main finding
As reported in the abstract
NPO noncompliance
Instances of NPO noncompliance
1208
0.74%
Observational data: associations, not effects.
Secondary outcomes
Procedure outcome after NPO noncompliance event
- Procedure delayed to a later time of the day
- 52%
- Procedure canceled
- 48%
Cancellation after NPO noncompliance event (multivariable analysis)
- Higher odds when preprocedure phone call not answered
- 46%
- Higher odds for children over 4 years old
- 62%
- Higher odds for non-Hispanic African American/Black children
- 80%
- Higher odds with public health insurance
- 88%
- Odds twice as high for procedures scheduled in the afternoon
Original publication
Sociodemographic and Systems Risk Factors Associated With Nil by Mouth Noncompliance and Day-of-Procedure Cancellations: A Retrospective Multicenter Case-Control Study. Anesth Analg. Published 4 March 2025. doi:10.
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