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. 2021 Oct 28;16(10):e0259061. doi: 10.1371/journal.pone.0259061

Fig 1. Population distribution of the patient cohort used for the study.

Fig 1

944,127 Veterans have at least one SARS-CoV-2 laboratory test result between Feb. 20, 2020 and Feb. 1, 2021, and had visited a VA primary care provider in the 18 months before their first SARS-CoV-2 test. Disulfiram + (-) indicates at least one (no) pharmacy record for disulfiram on or after Feb. 20, 2019. COVID19 + (-) indicates a positive (no positive) SARS-CoV-2 laboratory test.