Factors Associated With Sudden Unexpected Postnatal Collapse.
Jeffrey D Colvin1, Esther Shaw2, Matt Hall1,3
1Department of Pediatrics, Children's Mercy Hospital, Kansas City.
Pediatrics
|November 1, 2024
Summary
Sudden unexpected postnatal collapse (SUPC) in infants is linked to specific risk factors like older maternal age and swaddling. Safe sleep guidelines are crucial for preventing these tragic infant deaths.
Area of Science:
- Pediatrics
- Neonatology
- Public Health
Background:
- Sudden unexpected postnatal collapse (SUPC) is a subset of sudden unexpected infant death (SUID) in infants up to 6 days old.
- This study compares risk factors for SUPC with SUID in older infants.
Purpose of the Study:
- To identify and compare risk factors associated with sudden unexpected postnatal collapse (SUPC) in infants.
- To differentiate SUPC risk factors from those of sudden unexpected infant death (SUID) occurring at older ages.
Main Methods:
- Retrospective cross-sectional study analyzing 2010-2020 SUID data from the National Fatality Review Case Reporting System.
- Exclusion of SUPC cases occurring within the birth hospital.
- Multivariable logistic regression with stepwise selection to determine significant risk factors.
Main Results:
- Of 6051 SUID deaths, 98 (1.6%) were classified as SUPC, with a median age of 4 days.
- SUPC cases showed higher rates of surface sharing (73.5%) compared to older SUID cases (59.6%).
- Significant risk factors for SUPC included maternal age ≥40 years (aOR 13.1), first live birth (aOR 4.0), swaddling (aOR 2.7), and caregiver falling asleep during feeding (aOR 2.6).
Conclusions:
- While common SUID risk factors like surface sharing were present, SUPC is uniquely associated with older/primiparous mothers, swaddling, and caregiver sleep during feeding.
- Reinforcement of American Academy of Pediatrics safe sleep recommendations is vital.
- Clinicians should counsel parents on risks associated with falling asleep during infant feeding.
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