Demographics of Rhesus Phenotype of Blood Donors in Calabar: A Case Study of University of Calabar Teaching Hospital, Calabar, Cross River State, Nigeria

Table 1

Distribution of major rhesus antigens among the studied population.

Rh antigen	ISBT nomenclature	Number positive (%)	Number negative (%)
C	RH2	40 (30.7)	90 (69.2)
c	RH4	128 (98.5)	(1.5)
D	RH1	127 (97.7)	3 (2.3)
E	RH3	51 (39.2)	79 (60.7)
e	RH5	124 (95.4)	6 (4.6)

Rh = rhesus; ISBT = International Society of Blood Transfusion.