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. Author manuscript; available in PMC: 2023 Jul 1.
Published in final edited form as: Tob Control. 2021 Nov 23;32(4):443–449. doi: 10.1136/tobaccocontrol-2021-056723

Figure 1. Prevalence of cigarette dependence stratified by cigarettes per day (CPD), NSDUH 2002–2019.

Figure 1.

Notes. Adjusted for age (12–17, 18–25, 26–34, 35 and older), gender (male, female) and race (non-Hispanic (NH) White, NH Black, Hispanic, NH Other) and family income (<$20,000, $20,000–$74.999, >$75,000). Cigarette dependence was defined as self-report of having the first cigarette of the day in less than 30 minutes.