[Association study between the angiotensin converting enzyme gene insertion/deletion polymorphism and Qinghai Han Chinese with congenital heart disease].

Objective: The aim of this work is to determine whether the angiotensin converting enzyme (ACE) I/D (insertion/deletion) polymorphism is associated with the susceptibility to congenital heart disease (CHD) in the Qinghai Han Chinese.

Methods: This study enrolled 59 CHD patients and 193 CHD controls from Qinghai Cardiovascular Diseases Vocational Hospital. Blood samples were collected from each of the patient and control groups.