Table 1 Age distribution of Hb genotypes and HWE of Hausa and Massalit populations (Percentages from Total bracketed):

Age groups

AA

AS

SS

AA

AS

SS

N

118

91

15

163

68

15

0_15

35(54)

23(35)

7(11)

F = 0.13

X² = 1.12

P = 0.3

42(48)

34(39)

11(13)

F = 0.10

X² = 0.95

P = 0. 33

16_30

65(57

41(36)

8(7)

F = 0.04

X² = 0.19

P = 0.66

40(68)

15(25)

4(7)

F = 0.19

X² = 2.13

P = 0.14

> 30

18(40)

27(60)

0(0)

F = -0.4

X² = 8.2

P = 0.004

81(81)

19(19)

0(0)

F = -0.10

X² = 1.10

P = 0.29