Hemoglobin Disorders in South India

Table 12

Comparison with other studies.

Study	Our	Sachdev et al.; [8]	Rao et al.; [9]	Balgir [10]
β thal trait	37.9	8.9	18.1	18.2
HbE trait	23.2	0.19	1.1	0.9
HbS trait	5.3	—	1.4	29.8
E β-thalassemia	4.6	0.23	1.3	0.7
S β-thalassemia	2.5	0.07	0.8	1.7
Hb SS	1.4	0.03	0.5	7.5
β-thalassemia major	2.3	0.6	2.9	5.3