Table 2: Beta-thalassemia genotypes among 127 transfusion-dependent thalassemic patients enrolled in the current study.

GenotypeNumber (%)

Homozygous

1IVSII.1 (G>A)/IVSII.1 (G>A)24 (18.9)
2IVSI.1 (G>A)/IVSI.1 (G>A)10 (7.9)
3Codon 8 (-AA)/Codon 8 (-AA)8 (6.3)
4Codon 39 (C>T)/Codon 39 (C>T)8 (6.3)
5Codon 44 (-C)/Codon 44 (-C)7 (5.5)
6Codon 8/9 (+G)/Codon 8/9 (+G)3 (2.4)
7Codon 5 (-CT)/Codon 5 (-CT)3 (2.4)
8IVSI-110 (G>A)/IVSI.110 (G>A)1 (0.8)
9IVSI.5 (G>C)/IVSI.5 (G>C)1 (0.8)
10Codon 36/37 (-T)/Codon 36/37 (-T)1 (0.8)

Compound Heterozygous

11IVSII.1 (G>A)/IVSI.1 (G>A)9 (7.1)
12IVSI.1 (G>A)/Codon 8/9 (+G)7 (5.5)
13IVSI.1 (G>A)/IVSI.6 (T>C)3 (2.4)
14IVSII.1 (G>A)/Codon 8/9 (+G)3 (2.4)
15IVSII.1 (G>A)/Codon 8 (-AA)3 (2.4)
16Codon 8/9 (+G)/Codon 5 (-CT)3 (2.4)
17Codon 44 (-C)/codon 5 (-CT)3 (2.4)
18IVSI.1 (G>A)/Codon 8 (-AA)2 (1.6)
19IVSII.1 (G>A)/Codon 39 (C>T)2 (1.6)
20IVSII.1 (G>A)/Codon 5 (-CT)2 (1.6)
21Codon 39 (C>T)/codon 44 (-C)2 (1.6)
22IVSII.1 (G>A)/IVSI.6 (T>C)2 (1.6)
23IVS.I.5 (G>C)/codon 8/9 (+G)2 (1.6)
24IVSII.1 (G>A)/IVSI.110 (G>A)1 (0.8)
25Codon 5 (-CT)/Codon 8 (-AA)1 (0.8)
26IVSI.1 (G>A)/Codon 39 (C>T)1 (0.8)
27IVSII.1 (G>A)/IVSII.745 (C>G)1 (0.8)
28IVSI.1 (G>A)/codon 22 (-7 bp)1 (0.8)
29IVSII.1 (G>A)/codon 30 (G>C)1 (0.8)
30IVSI.5 (G>C)/codon 8 (-AA)1 (0.8)
31IVSI.5 (G>C)/codon 44 (-C)1 (0.8)
32Codon 39 (C>T)/codon 5 (-CT)1 (0.8)
33Codon 39(C>T)/Codon 8/9 (+G)1 (0.8)
34Codon 44 (-C)/codon 8/9 (+G)1 (0.8)
35IVSI.1/Uncharacterized2 (1.6)
36IVS1.6/Uncharacterized1 (0.8)
37IVSII.1/Uncharacterized1 (0.8)
38Uncharacterized/Uncharacterized3 (2.4)

Total127 (100)