Association of Smoking and Cumulative Pack-Year Exposure With COVID-19 Outcomes in the Cleveland Clinic COVID-19 Registry.

Lowe, Katherine E; Zein, Joe; Hatipoglu, Umur; Attaway, Amy · JAMA Intern Med · 2021

prospective_cohort · Level II

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Abstract

This cohort study assesses the association of cumulative smoking exposure, as measured by pack-years, with outcomes of patients with coronavirus disease 2019.

Medical subject headings