Efficacy of confidential self-exclusion systems on blood donation safety in Bushehr blood donors

Blood safety is one of the basic goals of blood centers in the world. Confidential self-exclusion system is used with routine diagnostic tests to detect transfusion transmitted infections. This study aimed to investigate efficacy of these systems onimprovement of blood safety in Bushehr Blood Centers. In this retrospective study the rate of confidential self-exclusion was compared among regular and first-time blood donors of Bushehr province. Data were collected from Bushehr Blood Transfusion Organization. Chi-square test was used for data analysis. In this study from a total of 39921 blood donors، 909 cases (2. 1%) were determined as confidential self-exclusion; 64. 4% of them were first time donor. All HIV positive patients had excluded their blood. The results revealed that the self-exclusion method is an appropriate way to increase blood safety. It has also indicated that it is possible to exclude infected donors during incubation period.