α-地中海贫血遍于全世界。以亚洲、非洲发生率较高。我国则以南方地区广东、广西发生率较高。临床资料表明,α-地中海贫血特征患者既无临床症状,血红蛋白电泳分析往往亦未发现异常。为掌握α-地中海贫血的发生率,根据1983年11月在桂林召开的南方七省、区新生儿会议要求,在1984年内统一时间、统一方法、开展调查新生儿 Alpha-thalassemia throughout the world. In Asia, Africa, a higher incidence. In our country, southern Guangdong and Guangxi have a higher incidence. Clinical data show that patients with α-thalassemia characteristics have no clinical symptoms, hemoglobin electrophoresis analysis often found no abnormalities. In order to grasp the incidence of α-thalassemia, according to the requirements of the Neonatal Meeting of the seven southern provinces and autonomous regions held in Guilin in November 1983, a unified approach was adopted in 1984 to investigate newborns