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. 2020 Jun 2;126(12):1671–1681. doi: 10.1161/CIRCRESAHA.120.317134

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© 2020 The Authors.

Circulation Research is published on behalf of the American Heart Association, Inc., by Wolters Kluwer Health, Inc. This is an open access article under the terms of the Creative Commons Attribution License, which permits use, distribution, and reproduction in any medium, provided that the original work is properly cited.

This article is made available via the PMC Open Access Subset for unrestricted re-use and analyses in any form or by any means with acknowledgement of the original source. These permissions are granted for the duration of the COVID-19 pandemic or until permissions are revoked in writing. Upon expiration of these permissions, PMC is granted a perpetual license to make this article available via PMC and Europe PMC, consistent with existing copyright protections.

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Figure 1. — The flowchart showing the strategy of participant enrollment. ^a, 1128 participants with a history of hypertension enrolled in the hypertension cohort. ^b, 2302 participants without a history of hypertension enrolled in the nonhypertension cohort. ^c, 188 patients with hypertension who taking ACEI (angiotensin-converting enzyme inhibitor) or ARB (angiotensin II receptor blocker) during hospitalization were enrolled in the ACEI/ARB cohort. Patients discontinued treatment of hypertension due to inability to take medications or hypotension were not excluded from the cohort. ^d, 940 patients with hypertension who never taking ACEI and ARB during hospitalization were enrolled in the non-ACEI/ARB cohort. ^e, Propensity score-matched age, gender, cough, dyspnea, comorbidities (diabetes mellitus, coronary heart disease, and chronic renal disease), chest computerized tomography (CT)-diagnosed lung lesions, and incidence of increased CRP (C-reactive protein) and creatine. Hospital site as a random effect in the mixed-effect Cox model. ^f, 557 patients with antihypertension drug who never taking ACEI and ARB during hospitalization were enrolled in the secondary non-ACEI/ARB cohort. SARS-COV-2 indicates severe acute respiratory syndrome coronavirus 2.