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Distribution of prenatal and postnatal risk factors for sudden infant death in Budapest
1Institute of Forensic Medicine, Semmelweis University, Budapest, Hungary. torok@igaz.sote.hu
Insights
Infants facing social disadvantage and short pregnancy intervals are at higher risk for sudden infant death syndrome (SIDS). Classic risk factors like maternal smoking were not significant in this study.
Area of Science:
- Pediatrics
- Public Health
- Epidemiology
Background:
- Sudden infant death syndrome (SIDS) remains a significant concern in infant mortality.
- Identifying prenatal and postnatal risk factors is crucial for prevention strategies.
Purpose of the Study:
- To investigate the distribution of prenatal and postnatal risk factors associated with SIDS.
- To analyze the impact of social environment on SIDS risk.
Main Methods:
- A questionnaire-based survey and family interviews were conducted.
- The study included 18 SIDS cases and 74 healthy controls in Budapest, Hungary (1996-1998).
- Conditional logistic regression was used to analyze risk factors and social environment impact.
Main Results:
- Classic SIDS risk factors (low birth weight, maternal smoking, bottle-feeding) did not show significant differences.
- Prone sleeping position was not a differentiating factor between SIDS cases and controls (p = 0.86).
- Short intervals between pregnancies (OR=4.8) and social disadvantage (OR=6.7) were significant risk factors for SIDS.
Conclusions:
- Infants from lower socioeconomic backgrounds are at increased risk for SIDS.
- Social and economic factors play a critical role in SIDS vulnerability.
Objective:
To study the distribution of prenatal and postnatal risk factors for sudden infant death syndrome (SIDS).
Design:
A questionnaire-based survey for SIDS risk factors; family interviews were performed among the parents of SIDS victims and symptom-free infants.
Setting:
The survey was conducted in paediatric primary health care units in Budapest, Hungary in the period 1996 to 1998.
Subject:
Eighteen SIDS cases and 74 symptom-free healthy infants aged 7-365 days were investigated.
Main Outcome Measures:
Occurrence of risk factors and impact of social environment were analysed using conditional logistic regression.
Results:
In this study, the classic risk factors of small birth weight, maternal smoking, bottle-feeding did not reflect differences between the investigated groups. The prone position did not demonstrate a difference between SIDS cases and controls (p = 0.86). Short intervals between pregnancies (OR = 4.8, CI = 1.2-19.9, p = 0.025) and social disadvantage (OR = 6.7, CI = 1.3-35.7, p = 0.015) indicated significant differences between SIDS cases and controls.
Conclusion:
The outcome of our survey shows that infants from a lower social and economic environment may be at higher risk for SIDS.
