尽管美国有78%的人参加私人的健康保险,也有相当数量的人享受美国各级政府提供的卫生保健。美国各级政府除通过各种渠道提供卫生保健服务外,还经常投资进行医学科学研究和医疗卫生设施的建没。1984年全国卫生保健投资的3554亿美元中,有1488亿用于各级政府的卫生医疗保健计划。 Although 78% of people in the United States participate in private health insurance, a considerable number also enjoy the health care provided by the US government at all levels. In addition to providing health care services through various channels, U.S. governments at all levels often invest in medical scientific research and the establishment of medical and health facilities. Of the 355.4 billion U.S. dollars in health care investment in the country in 1984, 148.8 billion were spent on health care plans at all levels of government.