Table 2.

Blood groupwise SARS CoV2 seropositivity.

Rh D ABO	D positive	D negative	Total	SARS CoV2 antibody Seropositivity (%)	Prevalence of blood group in community (7)
A	66/246	5/16	71/262	(27.1 %, 95 % CI 21.8−32.9 %)	20−26 %
B	95/363	9/19	104/382	(27.2 %, 95 % CI 22.8−32.09 %)	32−40 %
AB	27/82	2/7	29/89	(32.6 %, 95 % CI 23.02−43.3)	7−13 %
O	82/309	8/24	90/333	(27.0 %, 95 % CI 22.3−32.1 %)	25−34 %

Rh D ABO	D positive	D negative	Total	SARS-CoV-2 antibody Seropositivity (%)	Prevalence of blood group in community (7)
A	66/246	5/16	71/262	(27.1 %, 95 % CI 21.8−32.9 %)	20−26 %
B	95/363	9/19	104/382	(27.2 %, 95 % CI 22.8−32.09 %)	32−40 %
AB	27/82	2/7	29/89	(32.6 %, 95 % CI 23.02−43.3)	7−13 %
O	82/309	8/24	90/333	(27.0 %, 95 % CI 22.3−32.1 %)	25−34 %