Current Genetic Epidemiology of 𝛽-Thalassemias and Structural Hemoglobin Variants in the Lazio Region (Central Italy) Following Recent Migration Movements

Table 2

Interactions between different alleles in the β globin genes (65 immigrant patients).

𝛽^0/𝛽^0	𝛽^0/𝛽^+	𝛽^+/𝛽^+−𝛽^++	Hb variants
Cd 39 homozygous (4)	Cd 39 / IVS-I 110 (2)	IVS-I 110 homozygous (5)	Hb S/Hb S (19)
Cd 39/IVS-I 1 (1)	Cd 8/IVS-I 6 (1)	IVS-I 110/Hb Knossos (1)	Hb S/Hb C (3)
Cd 10/Cd 16 homozygous (1)	Cd 41-42/IVS-I 1 (1)	IVS-I 110/IVS-II 848 (2)	Hb S/Cd 39 (1)
Cd 6 homozygous (1)	IVS-I 1/IVS-I 110 (1)	IVS-I 110/-87 (1)	Hb S/IVS-I 110 (2)
Cd 39/Cd 82-83 (1)	Hb Lepore/IVS-I 5 (1)	IVS-I 110/Hb E (1)	Hb S/Cd 82-83 (1)
Cd 51/Hb Lepore (1)		IVS-I 6/-30 (1)	Hb C homozygous (3)
		Hb E homozygous (5)
		Hb E/deletion (1)
		IVS-I 6 homozygous (3)
		IVS-I 5 homozygous (1)