A Study On The Longevity Of The Population From The Northern Dynasties To The Sui Dynasties

In this paper,the North Dynasty to the Sui Dynasty population longevity as the main research object.Combining the records of handed down literature and unearthed epitaphs,this paper makes a Structured analysis on the data of the population's years of life,and then probes into the social and historical phenomena implied in the level of years of life,and makes a textual research on the cases which can best reflect the living conditions and historical phenomena,to achieve an objective understanding of the microcosmic history of longevity.This article mainly divides the introduction,the first part,the second part carries on the discussion.Introduction:This paper discusses the background and significance of the study,reviewed the northern dynasties to the Sui and Tang dynasties population longevity of the research results,and a concise review.Define the concept of life expectancy,at the same time,the content of this paper to be studied,the use of methods,as well as the related issues are briefly introduced and explained.The first part:Based on the basic data of the North Dynasty to the Sui Dynasty,the author makes a statistical and structural analysis on the age of death,the factors affecting death and the difference of the age of death.The purpose of this paper is to make a further study on the life expectancy of the population from the northern dynasty to the Sui Dynasty,the analysis of the stages of the death age and the factors affecting the life expectancy.The second part is to make a cross-sectional comparison of the differences and characteristics of the population life span from the northern dynasty to the Sui Dynasty,to analyze the differences of sex and class life span,and to explore the profound interaction between the life track of different social roles and their life span level.Thirdly,the paper compares the age difference of the population from the northerm dynasty to the Sui Dynasty,and compares the result with that of the Tang Dynasty,so as to find the correlation between the age of the population in the northern,Sui and Tang dynasties and the historical evolution trend.The second part:from the Northern Dynasty to the Sui Dynasty epitaphs selected in this paper valuable,significant significant significant epitaphs to give correction and interpretation."using the double evidence method" to study the questions of the age of death,the year of death and the cause of death,and on this basis to restore the subtle historical phenomena such as the length of life and life experience of the population,to provide a micro-incision to solve other historical problems.This paper makes full use of handed down literature,archaeological materials,historical positivist methods,institutional history,economic history,comparative history,Econometric History,and so on,from the macrocosm and microcosm,this paper reviews and generalizes the Basic Characteristics and laws of the population life history from the northern dynasty to the Sui Dynasty,and probes into the evolution and trend of the historical environment reflected by the population life.And to the North Dynasty to the Sui Dynasty population life history research history of the problems arising in the further collation,induction,and further put forward some of their own views.The above is of great significance to our overall and objective understanding of the social culture from the northern dynasty to the Sui Dynasty.