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. Author manuscript; available in PMC: 2016 Nov 3.
Published in final edited form as: JAMA. 2015 Nov 3;314(17):1818–1831. doi: 10.1001/jama.2015.13766

Figure 1. Trends in Any Prescription Drug Use and Use of ≥5 Prescription Drugs, Overall, and by Age Group, Sex, and Race/Ethnicity (1999–2012)a.

Figure 1

Panel A presents trends in any prescription drug use and use of ≥5 prescription drugs among US adults. Panel B presents trends in any use and in use of ≥5 prescription drugs, by age group (≥20–39, ≥40–64, ≥65 y). Panel C and Panel D present trends for any use and use of ≥5 prescription drugs, by sex and race/ethnicity (non-Hispanic white, non-Hispanic black, Mexican American), respectively. All trends statistically significant, except for any prescription drug use among persons ages 20–39 (p-trend=0.22) and for any prescription drug use among Mexican Americans (p-trend=0.17).

a All data are weighted to be nationally representative.