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. 2020 Oct 28;9(21):e018431. doi: 10.1161/JAHA.120.018431

Figure 1. Cardiovascular mortality RRs by age started smoking among current smokers, and age quit smoking among ex‐smokers, compared with never smokers, age at risk 25 to 74 years.

Figure 1

Shaded areas and error bars indicate 95% CI. Box area is inversely proportional to the variance of the log risk. Number below box indicates deaths in that category. NHIS data include waves 1997–2014 followed through December 31, 2015. Adjusted for age at risk, sex, education, alcohol consumption, race, and region. NHIS indicates National Health Interview Surveys; and RR, rate ratio.