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. 2015 Dec;13(2):100–107.

Table 4:

Reasons for checking haemoglobin phenotypes

Distribution Frequency (n) Percentage (%)

Distribution of Haemoglobin Phenotypes
AA 287 77.6
AS 50 13.5
SS 10 2.7
SC 1 0.3
Others 2 0.5
Unknown 20 5.4
Reasons/Modalities for Carrier Status Check
Infancy 26 7.0
School entry 121 32.7
Pre-employment 12 3.2
Doctors request 66 17.8
Curiosity 67 18.1
Pre-marital testing 49 13.2
Others 9 2.4
Unknown 20 5.4

Total (n) = 370 (100%)