• 2022-06-14
    反映某种疾病危害程度的指标有()
    A: 治愈率、有效率
    B: case fatality rate、death
    rate
    C: 治愈率、Incidence
    rate
    D: death rate、有效率
    E: Incidence rate、有效率
  • B

    内容

    • 0

      The population growth rate is the birth rate minus the death rate.()

    • 1

      在某一特定人群中,少年儿童人口系数下降可使() A: crude<br/>death rate上升 B: crude<br/>death rate下降 C: 出生率上升 D: 出生率下降 E: 生育率下降

    • 2

      The quality of life in a country would be demonstrated by the A: death rate and total fertility rate. B: life expectancy and infant mortality rate. C: total birth rate and death rate. D: total fertility rate and birth rate. E: birth rate and infant mortality rate.

    • 3

      Depression has the epidemiological characteristics of“Three High”and “One Low”, namely ( ) and low recovery rate. A: High Incidence B: High recurrence rate C: High suicide rate D: High rate of teratogenesis

    • 4

      常用的相对数指标有() A: relative ratio、相对数、均数 B: rate、proportions、relative<br/>ratio C: standardized rate、relative<br/>ratio、相对数 D: 相对数、rate、均数 E: proportions、标准差、standardized<br/>rate