Red Blood Cell Alloimmunization and Autoimmunization in Blood Transfusion-Dependent Sickle Cell Disease and β-Thalassemia Patients in Al-Ahsa Region, Saudi Arabia

Table 4

Alloantibodies present in β-thalassemia and sickle cell disease patients with alloimmunization in Al-Ahsa Region, Saudi Arabia.

		β-thalassemia		Sickle cell disease		Total
System	Alloantibody	Number	%	Number	%	Number	%
RH	Anti-D	4	7	N/A	N/A	4	5.7
	Anti-C	8	14	1	7.7	9	12.9
	Anti-c	1	1.8	N/A	N/A	1	1.4
	Anti-E	16	28.1	5	38.5	21	30
	Anti-e	N/A	N/A	1	7.7	1	1.4
	C^w	4	7	N/A	N/A	4	5.7
MNS	Anti-S	1	1.8	N/A	N/A	1	1.4
Lutheran	Anti-Lu^a	1	1.8	N/A	N/A	1	1.4
Kell	Anti-K	19	33.3	6	46.2	25	35.7
Duffy	Anti-Fy^a	1	1.8	N/A	N/A	1	1.4
Kidd	Anti-JK^a	2	3.5	N/A	N/A	2	2.9