Table 1.

Antigenic and allelic frequencies of Rh (D, C, c, E, and e) and K.

Antigen	Observation, n	Antigen frequency, %	Allele frequency*, fraction
D	4,041	86.4	0.63
C	3,079	65.9	0.44
c	3,652	78.1	0.56
E	1,208	25.8	0.14
e	4,545	97.2	0.86
K	647	13.9	0.08

^⁎Calculated using the Hardy-Weinberg formula.