Association of TNF-α genetic variants with neonatal bronchopulmonary dysplasia: consolidated results
2024

TNF-α Genetic Variants and Neonatal Bronchopulmonary Dysplasia

Sample size: 5261 publication 10 minutes Evidence: moderate

Author Information

Author(s): Shams Seyedeh Elham, Dastgheib Seyed Alireza, Mousavi-Beni Seyede Arefe, Hosein Lookzadeh Mohamad, Mirjalili Seyed Reza, Golshan-Tafti Mohammad, Bahrami Reza, Yeganegi Maryam, Shahbazi Amirhossein, Masoudi Ali, Shiri Amirmasoud, Noorishadkam Mahmood, Neamatzadeh Hossein

Hypothesis

This study aims to examine the relationship between TNF-α polymorphisms and the risk of bronchopulmonary dysplasia (BPD).

Conclusion

The study found a significant association between the TNF-α −238G/A polymorphism and the susceptibility to BPD in preterm neonates.

Supporting Evidence

  • A total of 14 case-control studies were included in the meta-analysis.
  • Significant associations were found for the TNF-α −238G/A polymorphism.
  • No significant relationships were observed for the TNF-α −308G/A, −857C/T, and 1,031 T/C polymorphisms.
  • Population variability complicates the interpretation of the link between TNF-α polymorphisms and BPD risk.
  • Ethnic differences were noted, with significant associations in Asian populations.

Takeaway

This study looked at how certain genes might affect the risk of a lung problem in premature babies, finding one gene that seems to increase that risk.

Methodology

The study conducted a systematic review of 14 case-control studies examining TNF-α polymorphisms and BPD risk.

Potential Biases

Possible publication bias and variability in study populations may affect the reliability of the conclusions.

Limitations

The meta-analysis has limitations, including potential publication bias and heterogeneity due to the small number of studies.

Participant Demographics

The studies included neonates from various ethnic backgrounds, including Asian, Caucasian, and African populations.

Statistical Information

P-Value

p≤0.001 for the significant association with TNF-α −238G/A polymorphism.

Confidence Interval

95% CI 1.527–2.281 for the association with TNF-α −238G/A.

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.3389/fped.2024.1511355

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