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. 2021 May 21;161(3):1011–1029.e11. doi: 10.1053/j.gastro.2021.05.039

Figure 1.

Figure 1

Analytic framework for preprocedural testing and outcomes. Analytic framework of downstream consequences of preprocedure testing. This framework is based on the assumption that the majority of endoscopy centers are conducting preprocedure testing during the pandemic. ∗Pre-procedure SARS-CoV2 testing in conjunction with universal symptom screening per CDC guidelines. False positive, individuals who test positive for SARS-CoV2 but do not have the infection; false negative, individuals who test negative for SARS-CoV2 but do have the infection.