Variations in practices and outcomes of neonates with hypoxic ischemic encephalopathy treated with therapeutic hypothermia across tertiary NICUs in Canada

Canadian Neonatal Network Investigators

Research output: Contribution to journalArticlepeer-review

18 Citations (Scopus)

Abstract

Objective: To characterize variations in practices and outcomes for neonates with hypoxic-ischemic encephalopathy (HIE) treated with therapeutic hypothermia (TH) across Canadian tertiary Neonatal Intensive Care Units (NICUs). Study design: Retrospective study of neonates admitted for HIE and treated with TH in 24 tertiary NICUs from the Canadian Neonatal Network, 2010–2020. The two primary outcomes of mortality before discharge and MRI-detected brain injury were compared across NICUs using adjusted standardized ratios (SR) with 95% CI. Results: Of the 3261 neonates that received TH, 367 (11%) died and 1033 (37%) of the 2822 with MRI results had brain injury. Overall, rates varied significantly across NICUs for mortality (range 5–17%) and brain injury (range 28–51%). Significant variations in use of inotropes, inhaled nitric oxide, blood products, and feeding during TH were identified (p values < 0.01). Conclusion: Significant variations exist in practices and outcomes of HIE neonates treated with hypothermia across Canada.

Original languageEnglish
JournalJournal of Perinatology
DOIs
Publication statusAccepted/In press - 2022
Externally publishedYes

Bibliographical note

Funding Information:
MB holds an Early Career Investigator Grant from the CIHR Institute of Human Development, Child and Youth Health (IHDCYH), a Research Grant Funding from the FRSQ Clinical Research Scholar Career Award Junior 1, and an Early Career Investigator Grant from the Montreal Children’s Hospital Foundation. This study was supported by a grant from the Canadian Institutes of Health Research (CIHR) funding the Canadian Preterm Birth Network (PBN 150642). PW receives research grant funding from the FRSQ Clinical Research Scholar Career Award Junior 2 and a CIHR Project Grant.

Publisher Copyright:
© 2022, The Author(s), under exclusive licence to Springer Nature America, Inc.

ASJC Scopus Subject Areas

  • Pediatrics, Perinatology, and Child Health
  • Obstetrics and Gynaecology

PubMed: MeSH publication types

  • Journal Article
  • Research Support, Non-U.S. Gov't

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Canadian Neonatal Network Investigators (Accepted/In press). Variations in practices and outcomes of neonates with hypoxic ischemic encephalopathy treated with therapeutic hypothermia across tertiary NICUs in Canada. Journal of Perinatology. https://doi.org/10.1038/s41372-022-01412-7