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. Author manuscript; available in PMC: 2014 Oct 23.
Published in final edited form as: Am J Hypertens. 2011 Jun 9;24(9):1015–1021. doi: 10.1038/ajh.2011.98

Figure 1.

Figure 1

Twenty-four hour circadian rhythm of systolic blood pressure (SBP) among African-American men and women in the Jackson Heart Study, 2000–2004. Mean hourly unadjusted SBP across categories of (a) education, (b) income, and (c) median neighborhood income. HS, high school.