San Francisco
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Location: San Francisco
Topic: Late preterm by race/ethnicity
Format: Bar Graph
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Late preterm by race/ethnicity: San Francisco, 2011-2013 Average

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• Data for additional categories not shown due to small numbers or missing data.
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• During 2011-2013 (average) in San Francisco, late preterm birth rates were highest for black infants (9.6%), followed by Asians (6.9%), Hispanics (6.9%) and whites (5.7%). 
• Black infants (9.6%) were about 2 times as likely as white infants (5.7%) to be born preterm during 2011-2013 (average). 
• Late preterm babies have higher rates of adverse birth outcomes than term infants. Late preterm babies are at higher risk for breathing problems, feeding difficulties, jaundice, difficulties regulating body temperature and death compared to term babies. 


  • All race categories exclude Hispanics.
  • Late preterm is between 34 and 36 weeks gestation.


  • National Center for Health Statistics, final natality data.
  • Retrieved May 27, 2016, from