Table 1 ABO blood group frequencies and... | American Society of Hematology

Table 1

ABO blood group frequencies and VWF:Ag levels among 5052 blood donors

ABO blood group	Cohort
	All donors			Men			Women
	No.	%	VWF:Ag, IU/dL⁻¹	No.	%	VWF:Ag, IU/dL⁻¹	No.	%	VWF:Ag, IU/dL⁻¹
O	2330	46	94 ± 29	1131	47	98 ± 30	1199	46	91 ± 28
A	2089	41	123 ± 37	983	40	126 ± 39	1106	42	121 ± 36
B	452	9	130 ± 37	233	10	129 ± 34	219	8	131 ± 40
AB	181	4	137 ± 43	77	3	139 ± 35	104	4	135 ± 48
All	5052	100	111 ± 37	2424	100	114 ± 37*	2628	100	109 ± 37*

ABO blood group	Cohort
	All donors			Men			Women
	No.	%	VWF:Ag, IU/dL⁻¹	No.	%	VWF:Ag, IU/dL⁻¹	No.	%	VWF:Ag, IU/dL⁻¹
O	2330	46	94 ± 29	1131	47	98 ± 30	1199	46	91 ± 28
A	2089	41	123 ± 37	983	40	126 ± 39	1106	42	121 ± 36
B	452	9	130 ± 37	233	10	129 ± 34	219	8	131 ± 40
AB	181	4	137 ± 43	77	3	139 ± 35	104	4	135 ± 48
All	5052	100	111 ± 37	2424	100	114 ± 37*	2628	100	109 ± 37*

VWF:Ag values are expressed as mean ± SD.

VWF:Ag increased according to ABO blood group in the order O < A < B < AB, as previously observed.³ This was evident in men and women. Mean VWF:Ag was statistically significantly higher for men than for women (*P < .001).

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