March of Dimes March of Dimes Peristats

Maternal & Infant Health Research Registries

During the pandemic, tracking health outcomes is essential to improving care, developing policies and understanding the impact of this pandemic on maternal and infant health. Learn more about global research and registries that are tracking the data to ensure the health of mothers and babies.

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COVID-19 Resources & Literature

A resource compiling up-to-date published literature on COVID-19 relating to mothers and babies. We have gathered scientifically sound research to help guide further studies or keep you up to date with the maternal child health population and COVID-19.

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Puerto Rico


Find maternal and infant health data on a state level, or by county or city. Narrow your results or compare with another region.
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Preterm Birth

 
 • Overall distribution
 • Preterm birth
     by maternal age
     by race
     by race/ethnicity
     by plurality
 • Late preterm birth
     by maternal age
     by race
     by race/ethnicity
     by plurality
 • Very preterm birth
     by maternal age
     by race
     by plurality

Birthweight

 
 • Overall distribution
 • Low birthweight
     by maternal age
     by race
     by race/ethnicity
     by plurality
 • Very low birthweight
     by maternal age
     by race
     by plurality

Prenatal Care

 
 • Timing distribution
 • Early care
     by maternal age
     by race
     by race/ethnicity
 • Late/no care
     by maternal age
     by race
     by race/ethnicity

Singletons & Multiples

 
 • Overall distribution
 • Singleton deliveries
     by maternal age
     by race
     by race/ethnicity
 • Multiple deliveries
     by maternal age
     by race
 • Twin deliveries
 • Triplets & higher order

Delivery Method

 
 • Overall distribution
 • Total C-sections
     by maternal age
     by race
     by race/ethnicity
     by plurality
 • Primary C-sections
 • Repeat C-sections
 • VBAC

Birth Defects

 
 Puerto Rico reports on 41 Birth Defects