Research Article

Incidence, Prevalence, and Mortality Trends in Chronic Obstructive Pulmonary Disease over 2001 to 2011: A Public Health Point of View of the Burden

Figure 5

Comorbidities prevalence. (a) Age standardized comorbidities prevalence among COPD, 35 years and older, by sexes for the period 2011. (b) Rate ratios of age standardized comorbidities rate among individuals with and without COPD 35 years and older, by sexes for the period 2011.
(a)
(b)