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. 2020 Dec 9;9(2):289–298.e5. doi: 10.1016/j.jvsv.2020.11.023

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© 2020 Published by Elsevier Inc. on behalf of the Society for Vascular Surgery.

Since January 2020 Elsevier has created a COVID-19 resource centre with free information in English and Mandarin on the novel coronavirus COVID-19. The COVID-19 resource centre is hosted on Elsevier Connect, the company's public news and information website. Elsevier hereby grants permission to make all its COVID-19-related research that is available on the COVID-19 resource centre - including this research content - immediately available in PubMed Central and other publicly funded repositories, such as the WHO COVID database with rights for unrestricted research re-use and analyses in any form or by any means with acknowledgement of the original source. These permissions are granted for free by Elsevier for as long as the COVID-19 resource centre remains active.

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Supplementary Fig 3 (online only) — Publication bias analysis of VTE, DVT, and PE in non-ICU patients. In (A, C and E) Potential asymmetry of trials' distribution, which indicates a lack of relevant trials with high quality included in the comparisons. The results of the Egger's test in B, D and F suggested potential publication bias in the results of PE, DVT, and VTE prevalence in non-ICU patients. DVT, Deep vein thrombosis; ICU, intensive care unit; PE, pulmonary embolism; VTE, venous thromboembolism.