Births to Mothers Who Smoked During Pregnancy - New Birth Certificate in Michigan

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Definitions: The number of births to mothers who smoked during pregnancy (from the new birth certificate, used in Michigan beginning in July 2007).

This is a two-year average for 2009 and a three year average for subsequent years. The percent is based on total live births. An * indicates fewer than six occurrences in the relevant period.

Revised data were received for 2008-2010 in July 2012

Data Source: Michigan Department of Health and Human Services, Division for Vital Records and Health Statistics.


Data for 2011-14 were revised in December 2016. The original files for those years included mothers who smoked before or during pregnancy.