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Risk Factors for Necrotizing Enterocolitis in Neonates: A Retrospective Case-Control Study
Qi Lu1, Shupeng Cheng2, Min Zhou3
1Department of Neonatology, Children's Hospital of Chongqing Medical University, Ministry of Education Key Laboratory of Child Development and Disorders, Chongqing 400014, China; China International Science and Technology Cooperation Base of Child Development and Critical Disorders, Chongqing 400014, China; Chongqing Key Laboratory of Pediatrics, Chongqing 400014, China.
Identifying risk factors for necrotizing enterocolitis (NEC) is vital for neonates. This study found specific risk factors like intrahepatic cholestasis of pregnancy and meconium aspiration syndrome associated with NEC in different gestational age groups.
Area of Science:
- Neonatal Medicine
- Pediatric Gastroenterology
- Perinatal Research
Background:
- Necrotizing enterocolitis (NEC) poses a significant threat to neonates.
- Identifying specific risk factors is crucial for prevention and management.
- Gestational age (GA) may influence NEC risk factors.
Purpose of the Study:
- To investigate and compare risk factors for NEC across different gestational age groups.
- To identify potential novel risk factors for NEC development.
- To inform clinical practice regarding NEC prevention in neonates.
Main Methods:
- Retrospective case-control study design.
- Patients with Bell's Stage NEC ≥II categorized into three GA groups: <34 weeks, 34-37 weeks, and ≥37 weeks.
- Univariate and conditional logistic regression analyses performed on collected medical data.
Main Results:
- Intrahepatic cholestasis of pregnancy and packed red blood cell transfusion linked to NEC in preterm infants.
- Meconium aspiration syndrome identified as an independent risk factor for NEC in full-term infants.
- Postnatal asphyxia, sepsis, and congenital heart disease (in infants >34 weeks) increased NEC risk; probiotic use decreased risk.
Conclusions:
- Intrahepatic cholestasis of pregnancy and meconium aspiration syndrome may represent new risk factors for NEC.
- Gestational age influences the specific risk factors associated with NEC.
- Further research into these identified factors can improve NEC outcomes in neonates.
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