Epidemiological Studies

Clinical and epidemiological studies

..................................................................................................... 4 List of publications .................................................................................... 6 Abbreviations ............................................................................................. 7 Introduction .................................................................

Epidemiological studies for regulatory agencies.

In regulation of exposures to hazardous environmental agents, epidemiologic evidence is especially important in defining human risk estimates. The process of developing appropriate regulations is complex, however, and depends on many considerations beyond those established to a high degree of scientific certainty. Thus the needs of regulatory agencies are involved in the way epidemiologic data ...

Defining asthma in epidemiological studies.

It has been suggested that, in epidemiological studies, asthma should be defined as symptomatic bronchial hyperresponsiveness (BHR). This paper critically examines the validity of this and alternative methods of defining asthma by reviewing population-based studies validating BHR and symptom questionnaires against asthma defined on the basis of a clinical assessment. It is emphasized that a sin...

Missing values in epidemiological studies

Frequency Measures of Epidemiological Studies

People are suffering from some diseases like cancer, HIV/AIDS, diabetes, hypertension, heart disease, malaria, sickle cell anemia, among others. Polio is also one of the diseases suffered by children in some developing countries. A lot of health-related problems have been bedeviling people all over the world. How to measure the diseases, determining their causes and plan the appropriate means o...