Effect of interleukin-6 polymorphism on risk of preterm birth within population strata: a meta-analysis.

BMC Genet · 2013 · PMC3639799 · PMID 23617681

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showed a trendno p-value reported

Although genotype CC showed a trend toward a protective effect in infants of European descent, the result is not significant (Figure 2 Forest plot).

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borderline significanceno p-value reported

However, exclusion of one study [ 33 ] produced a summary OR with borderline significance (OR 0.76, 95% CI 0.57 – 1.03) (Table 2 a).

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