• 流行病学发展史 • 流行病学定义与研究方法 • 流行病学研究范围 • 流行病学与其他学科的关系 • 流行病学分支

《循证医学》课程教学资源（书籍文献）流行病学词典 A Dictionary of Epidemiology（Fifth Edition，Miquel Porta）

对于医学而言，群体遗传是要探讨遗传病的发病频率、遗传方式、致病基因频率及其变化的规律，以了解遗传病在群体中的发生和分布的规律，为预防、监测和治疗遗传病提供重要的信息和措施。因此也称为遗传流行病学（genetic epidemiology）。• 群体的基因频率如何变化？ • 决定因素有哪些？ • 这些因素又是怎样作用于群体并导致群体基因频率发生变化的？

This version is made for bilingual teaching .Case-control study is an essential research design of Epidemiology, which involves identifying patients who have the outcome of interest (cases) and control patients who do not have that same outcome, and looking back to see if they had the exposure of interest. The exposure could be some environmental factor, a behavioural factor, or exposure to a drug or other therapeutic intervention

Etiology and Epidemiology of ICH >Trauma (epidural, subdural, or subarachnoid) fetal head is too large in proportion to the size of the pelvic outlet prolonged labor/breech or precipitate deliveries

Epidemiology of CHD Prevalence CHD occurs in 0.5-0.8% of live births; The incidence is higher among stillborns 死产(3-4%), abortuses流产(10-25%),and premature infants (about 2% excluding PDA); About 2-3 in 1,000 newborn infants will be symptomatic with heart disease in the first year of life

EPIDEMIOLOGY TBM Tuberculous Meningitis (TBM) The younger the children, the more readily to develop TBM. 60% in Children aged 1-3 years Death rate:15-30%

Objective 1 Definition types and mechanism of osteoporosis 2 Diagnosis, prevention and treatment of osteoporosis 3 Etiology and epidemiology of osteoporosis

Epidemiology 6th leading cause of death in U.S. Number one Among the infectious diseases 6 million patients annually in US Incidence 5~10/1,000/year Mortality in OPD patients 1-5 % but Inpatients 25%, ICU 50-60%