PIPages
Labs

Daniel Erchick

Johns Hopkins University, MD·Public Health & Epidemiology

More than half of the 2.3 million newborns who died in their first month in 2022 were born small or vulnerable: preterm, small for their gestational age, or of low birth weight. Rates are highest in South Asia, and progress has stalled.

Fields

Public Health & Epidemiology

Medicine & Clinical Research

Topics

periodontal disease

gingival inflammation

oral health

Grants
1 known grant, through Jun 2030

What they work on

  1. Determine whether an early-pregnancy oral health package with antiseptic rinse, exams, hygiene training and supplies lowers the rate of small vulnerable newborns in a cluster-randomized trial of 2,280 pregnancies in rural Nepal.
  2. Measure the package's separate effects on preterm birth, small-for-gestational-age birth and low birth weight, assessed within 72 hours of delivery.
  3. Explore links between gum inflammation and circulating inflammation and newborn size and timing by analyzing blood, gingival crevicular fluid and plaque collected in early and late pregnancy from 200 women.

More about the research

Gum disease in pregnant women has been linked to these outcomes in observational studies. Trials that treated gum disease have given mixed results, often because they started late in pregnancy or did not clear the infection. This project tests whether a simple, low-cost oral health package started early in pregnancy can reduce these births.

Why it matters

If effective, a cheap package of oral exams, antiseptic rinse, hygiene instruction and dental supplies could reduce preterm, small-for-gestational-age and low birth weight births. Such births raise the risk of newborn death and poor growth. This matters most for families in rural South Asia, where small vulnerable newborns are common and neonatal mortality remains high. The trial could also give health programs clearer evidence on whether to include prenatal oral care.

Known grants

From NIH and NSF research grants. Labs often have other funding we can't see.

Periodontal Disease and Small Vulnerable Newborns: A Cluster Randomized Trial

NIH · Sep 2025 – Jun 2030

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Shaoping Zhang

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The school

Johns Hopkins University: 100 labs on PI Pages, $4.1B a year on research, 622 research doctorates a year.

More about Johns Hopkins University

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