ABO system

SARS-CoV2 Infected (n = 72)

OR (95% CI)

P Value*

A—No. (%)

17 (23.6)

1.000 (0.58 - 1.73)

0.999

B—No. (%)

24 (33.3)

1.595 (0.97 - 2.61)

0.062

AB—No. (%)

7 (9.7)

2.645 (1.20 - 5.84)

0.024

O—No. (%)

24 (33.3)

0.529 (0.32 - 0.87)

0.010