Figure 1.

Relationship between abortion search volume and abortion rates in the United States. Data for the 50 U.S. States in 2004 shows a strong inverse correlation between abortion search volume and local abortion rates (Spearman's Rho -0.547, p < 0.001). A strong direct relationship is seen between restrictions and abortion search volume (p = 0.005).

Reis and Brownstein BMC Public Health 2010 10:514   doi:10.1186/1471-2458-10-514
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