Preterm Birth in Caucasians Is Associated with Coagulation and Inflammation Pathway Gene Variants
2008

Gene Variants Linked to Preterm Birth in Caucasians

Sample size: 370 publication 10 minutes Evidence: moderate

Author Information

Author(s): Digna R. Velez, Stephen J. Fortunato, Poul Thorsen, Salvatore J. Lombardi, Scott M. Williams, Ramkumar Menon

Primary Institution: Vanderbilt University

Hypothesis

The study investigates the association between genetic variants in coagulation and inflammation pathways and preterm birth in Caucasian populations.

Conclusion

The study found significant associations between preterm birth and specific gene variants related to coagulation and inflammation pathways.

Supporting Evidence

  • The study identified significant associations between preterm birth and SNPs in the tPA gene.
  • Three of six genes in the complement-coagulation pathway showed significant associations with preterm birth.
  • Maternal and fetal genetic risks for preterm birth may differ based on the pathways involved.

Takeaway

Scientists looked at genes to see if they could find out why some babies are born too early, and they found some important clues.

Methodology

The study analyzed maternal and fetal DNA from 370 Caucasian birth-events, examining 1536 SNPs in 130 candidate genes related to preterm birth pathways.

Potential Biases

Potential bias due to self-reported race and exclusion of individuals with mixed ancestry.

Limitations

The study's sample size may limit the generalizability of the findings.

Participant Demographics

Participants were Caucasian mothers aged 18-40 with singleton live births.

Statistical Information

P-Value

2.30×10−3

Confidence Interval

1.77–4.44

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0003283

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