近30年来,世界结核病防治理论与技术飞速发展,在各种疾病的防治中处于领先地位。少数经济发达国家的结核病疫情大幅度下降,有的已达到控制的指标(年感染率为1/万,发病率为10/10万,患病率为20/10万,死亡率为1/10万),而占世界人口3/4的大多数发展中国家疫情的下降却十分缓慢,且由于其人口成倍增长,实际患病人数并未 In the past 30 years, the theory and technology of tuberculosis prevention and control in the world have been developing rapidly, leading the prevention and treatment of various diseases. In a few economically developed countries, the epidemic rate of tuberculosis dropped drastically, some of which have reached the control targets (the annual infection rate is 1 / 10,000, the incidence rate is 10 million, the prevalence rate is 20 / 100,000 and the death rate is 1/10 However, the decline in the epidemic in most developing countries, which accounts for 3/4 of the world’s population, has been slow. However, due to its double population growth, the actual number of affected people did not