Distribution of ABO and Rhesus Types in the Northern Asir Region in Saudi Arabia

Figures & data

Table 1 Frequency and Distribution of the ABO System

	N	O	A	B	AB
Total	4167	1913 (45.90%)	1142 (27.40%)	905 (21.71%)	207 (5%)

Table 2 Frequency and Distribution of Rh Factor

	Rh+	Rh-
Total	3714 (89.12%)	453 (10.87)

Table 3 Distribution of ABO System and Rh Factor

Blood Type and Rh	N	Percentage
A+	1034	24.81%
A -	108	2.59%
B+	871	20.90%
B-	34	0.81%
AB+	197	4.72%
AB-	10	0.23%
O+	1612	38.68%
O-	301	7.22%
Total	4167	99.96%