葡萄球菌是一种广泛存在的人寄生菌。1982年Ernest曾指出其主要的感染来源是体表的病灶、含菌污染物、呼吸道和皮肤。医务人员和住院病人的鼻咽部或皮肤上常带有耐药的葡萄球菌。1983年J_(An) Verhoef报导在病房空气中含有大量凝固酶阴性的葡萄球菌,可见院内的空气传播相当重要。 Staphylococcus aureus is a widespread human parasitic bacteria. Ernest had pointed out in 1982 that the main sources of infection were body surface lesions, bacterial contaminants, respiratory tract and skin. Medical staff and inpatient nasopharynx or skin often with drug-resistant staphylococcus. In 1983, J Ver. Verhoef reported that a large amount of coagulase-negative staphylococci were present in the ward’s air and the airborne transmission in the hospital was quite important.