Table 3. Logistic Regression Analysis of ABO/Rh Blood Groups and Mortality for COVID-19 Patients.

Rh antigen	Positive			Negative
	Odds	95% Confidence interval	P value	OR	95% Confidence interval	P value
A	1	-	1	0.97	0.34 - 2.73	0.96
B	1.06	0.65 - 1.73	0.81	7.12	0.78 - 64.93	0.08
O	0.77	0.54 - 1.09	0.135	2.54	0.93 - 6.97	0.07
AB	0.94	0.40 - 2.22	0.89	1	-	-

*Denotes statistical significance.