highly significantp = 0.006
A Fisher’s Exact analysis determined the risk of death within 30 days of operation in COVID-19-positive, ASA grade 3 to 5 patients was highly significant; OR 8.9, 95% CI 2.2 to 36.1, with a RR 7.5 (95% CI 2.2 to 25.7), p = 0.006.