论文部分内容阅读
通过观察、询问和检测等手段调查人群中疾病和健康状态的分布是最基本的流行病学研究方法,也是分析流行病学研究的基础。因此,用于描述疾病和健康事件在人群中分布的疾病频率测量指标,就成为流行病学研究中最基本、最常用的工具。它主要包括发病率、罹患率和续发率等发病频率测量指标,包括患病率、感染率等患病频率测量指标,包括死亡率、病死率和生存率等死亡和生存频率测量指标。同时,由于年龄等因素是许多疾病的混杂因
Investigating the distribution of disease and health status among populations by means of observation, inquiry and testing is the most basic epidemiological method and the basis for the analysis of epidemiological studies. Therefore, disease frequency measures used to describe the distribution of diseases and health events in a population have become the most basic and commonly used tools in epidemiological studies. It includes morbidity, attack rate and recurrence rate and other incidence frequency measurement indicators, including prevalence, infection rate and other prevalence of frequency measurement indicators, including mortality, mortality and survival and other death and survival frequency measurement. At the same time, factors such as age are mixed causes of many diseases