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. 2023 Mar 18;13:4503. doi: 10.1038/s41598-023-31761-y

Table 9.

Comparison of mortality rate and mortality odds ratio by variants between fully vaccinated and unvaccinated individuals.

Fully vaccinated (n = 158) Unvaccinated (n = 1344) Odds ratio Adjusted odds ratio
Founder (n, %) N/A 87 (3.82) N/A N/A
Alpha (n, %) 8 (7.8) 934 (5.95) 0.74 2.13
Delta (n, %) 29 (1.89) 135 (2.61) 1.39 1.21*
Omicron (n, %) 121 (1.24) 188 (1.19) 0.95 1.17*

p-value < 0.05 is significant, *denotes p-value < 0.05.