Pregnant women beginning prenatal care in the first trimester, 2000 (vertical bar chart): U.S.-Mexico border region,* 73.2%; Entire U.S., 83.2%.

Source: Healthy Border 2010: An agenda for improving health on the United States-Mexico border. October 2003. Available from: http://www.borderhealth.org; Centers for Disease Control and Prevention, National Center for Health Statistics. Health, United States, 2003. Hyattsville, MD: 2003.

*Includes 44 U.S. counties within 100 kilometers north of the U.S.-Mexico border excluding Maricopa, Pinal and La Paz counties in Arizona and Riverside County in California.