FIGURE 1-1. Preterm births as a percentage of live births in the United States, 1990 to 2004.

FIGURE 1-1

Preterm births as a percentage of live births in the United States, 1990 to 2004.

SOURCES: CDC (2001, 2002a, 2004a, 2005a).

From: 1, Introduction

Cover of Preterm Birth
Preterm Birth: Causes, Consequences, and Prevention.
Institute of Medicine (US) Committee on Understanding Premature Birth and Assuring Healthy Outcomes; Behrman RE, Butler AS, editors.
Washington (DC): National Academies Press (US); 2007.
Copyright © 2007, National Academy of Sciences.

NCBI Bookshelf. A service of the National Library of Medicine, National Institutes of Health.