Periodontal Disease and Pregnancy
An increasing number of studies are confirming an association between periodontal disease and adverse outcomes in pregnancy. Periodontal disease places pregnant women at greater risk for preterm birth than alcohol consumption or smoking. A well-researched study by Offenbacher and colleagues found that women with severe periodontal disease were 7.5 times more likely to go into labor prematurely.
2006 Study: Periodontal Disease and adverse pregnancy outcomes:
A Systematic Review