Racial bias and reproducibility in pulse oximetry among medical and surgical inpatients in general care in the Veterans Health Administration 2013-19: multicenter, retrospective cohort study

AbstractObjectivesTo evaluate measurement discrepancies by race between pulse oximetry and arterial oxygen saturation (as measured in arterial blood gas) among inpatients not in intensive care.DesignMulticenter, retrospective cohort study using electronic medical records from general care medical an...

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Bibliographic Details
Published in:BMJ (Online) 2022-07, Vol.378, p.e069775-e069775
Main Authors: Valbuena, Valeria S M, Seelye, Sarah, Sjoding, Michael W, Valley, Thomas S, Dickson, Robert P, Gay, Steven E, Claar, Dru, Prescott, Hallie C, Iwashyna, Theodore J
Format: Article
Language:English
Subjects:
Accuracy
Adult
Bias
Blood
Cohort analysis
Data warehouses
Electronic health records
Electronic medical records
Gases
Hispanic Americans
Hospital administration
Humans
Hypoxemia
Hypoxia
Inpatients
Intensive care
Laboratories
Mean square errors
Mortality
Oximetry
Patients
Pulse oximetry
Race
Racism
Reading
Reproducibility
Reproducibility of Results
Retrospective Studies
Veterans
Veterans Health
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Summary:AbstractObjectivesTo evaluate measurement discrepancies by race between pulse oximetry and arterial oxygen saturation (as measured in arterial blood gas) among inpatients not in intensive care.DesignMulticenter, retrospective cohort study using electronic medical records from general care medical and surgical inpatients.SettingVeteran Health Administration, a national and racially diverse integrated health system in the United States, from 2013 to 2019.ParticipantsAdult inpatients in general care (medical and surgical), in Veteran Health Administration medical centers.Main outcomes measuresOccult hypoxemia (defined as arterial blood oxygen saturation (SaO2) of
ISSN:1756-1833
0959-8138
1756-1833
DOI:10.1136/bmj-2021-069775