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. 2023 Dec 16;6(1):100334. doi: 10.1016/j.infpip.2023.100334

Table IIA.

Thirty-day mortality prior to available universal vaccination

Confirmed COVID-19 before surgery
30-day mortality
No COVID-19 before surgery
30-day mortality
P Confirmed COVID-19 from surgery to 14 days post-op
30-day mortality
No COVID-19 from surgery to 14 days post-op
30-day mortality
P
N (%) N (%) N (%) N (%) N (%) N (%) N (%) N (%)
33 (1.3%) 1 (3.0%) 2561 (98.7%) 57 (2.2%) 0.8 7 (0.3%) 2 (28.6%) 2587 (99.7%) 56 (2.2%) 0.0001