Table 1.

Frequency of results of newborn screen.

Phenotype	Frequency (n)	Percentage (%)
FA	1313	84.3
FAS	150	9.6
FAC	71	4.6
Inconclusive/Contaminated	11	0.7
FS	4	0.3
FAX *	4	0.3
FSC	3	0.2
FC	2	0.1
	1558	100

* FAX—abnormal Hb different from HbS and HbC.