The negative appendicectomy rate (NAR) in the pandemic group was lower (11.54%) compared to the control group (15.79%), but the difference did not reach statistical significance (RR 0.73, 95% CI 0.39–1.35, p = 0.320).
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The role of imaging in the diagnosis of acute appendicitis during the COVID-19 pandemic: a retrospective cohort study.
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