Chang points out that the antigens of Aborigines are very different from those of the Han Chinese, making matching that much more difficult, and the rates of incidence of certain inherited diseases are quite different.
張南驥指出，原住民的組織抗原與漢人相去甚遠，需要配對時更難上加難。此外，某些遺傳疾病的發生率也不盡相同。