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. 2012 Sep 12;7(9):e43838. doi: 10.1371/journal.pone.0043838

Figure 1. Smoking Prevalence and Consumption Overall and by Income in New York and the United States, 2010–2011.

Figure 1

a Statistically significant difference between smoking prevalence in New York and the United States. b Statistically significant downward trend in smoking prevalence in New York and the United States. c As income increases, the prevalence of smoking declines at a more rapid rate in the U.S. compared to in New York State. This figure illustrates that the prevalence of smoking is inversely related to income in New York State and in the United States, with a less pronounced relationship in New York.