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鉴于对南美洲供血人群的特征尚知之不多,作者自委内瑞拉西部的苏里亚州血站收集了1983-1985年间31320名志愿献血者的资料。其中90%为男性,年龄最低18岁,约半数在30岁以下,计O型血者59%,A型29.5%,B型9.5%,AB型2%,Rh~+者占93%,在上述人员中发现1%HBsAg阳性,3.15%梅毒血清反应阳性,1.43%有抗Cruz锥虫抗体,并在1985年的3432名拟献血者中发现了11名人免疫缺陷病毒抗体(抗HIV)阳性(占0.32%)。约50%的女性供血者由于红细胞比积低于正常,以及约15%的男性供血者因高血压和皮肤病而暂缓献血。为了确定缺铁性
Given the limited knowledge of the characteristics of the blood-contributing populations in South America, the authors collected information on 31,320 volunteer blood donors from 1983 to 1985 from the blood bank of the Surya State in western Venezuela. Among them, 90% were males, the youngest was 18 years old, and about half of them were under 30 years old. The number of O-type blood was 59%, type A 29.5%, type B 9.5%, type AB 2%, Rh ~ + 93% Among the above individuals, 1% of HBsAg was found positive, 3.15% of syphilis were seropositive, 1.43% had anti-trypanosome antibody, and 11 human immunodeficiency virus antibodies (anti-HIV) were found in 3,432 donors in 1985 Accounting for 0.32%). About 50% of female donors have their blood donated due to lower than normal hematocrit, and about 15% of male donors suffer from high blood pressure and skin diseases. In order to determine the iron deficiency