The Heller School For Social Policty And Management The Heller School For Social Policy and Management Brandeis University
Preterm Births
Year: 2007-2008; Region: Largest 4 MSAs


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Notes and Sources
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 Scale Range: 0.0% - 11.0%       0.0%1.2%2.4%3.7%4.9%6.1%7.3%8.6%9.8%11.0%
Chicago-Naperville-Joliet, IL-IN-WI 2007-2008 11.0% Barchart image
Los Angeles-Long Beach-Santa Ana, CA 2007-2008 9.5% Barchart image
New York-Newark-Edison, NY-NJ-PA 2007-2008 10.7% Barchart image
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD 2007-2008 10.6% Barchart image

Definition: The share of births that were preterm.

Notes: Preterm defined as having a gestational age less than 37 weeks. Excludes metro areas with less than 100 births to mothers in the specified subgroup over the specified time period. Excludes plural births and births which occurred abroad, in Puerto Rico, or in U.S. Territories. Metro area refers to the location of residence of the mother at the time of the birth.

Source: National Center for Health Statistics' Vital Statistics Natality Birth Data. Metro area level data aggregated from county level data obtained from NCHS by special request.