Clinical Features and Molecular Analysis of Hb H Disease in Taiwan

Table 1

α-Globin genotypes of the 90 patients with Hb H disease in Taiwan.

α-Globin genotype	Number of patients	%
Deletional Hb H disease
- -^SEA/-α^3.7	43	47.8
- -^SEA/-α^4.2	10	11.1
- -^SEA/-α^4.2 G-Taichung	7	7.8
- -^Fil/-α^3.7	3	3.3
- -^Fil/-α^4.2 G-Taichung	1	1.1
Nondeletional Hb H disease
- -^SEA/α^CSα	22	24.5
- -^SEA/α^QSα	4	4.4
Total	90	100