Question

Epidemiological method is used in a variety of public health areas including infectious disease, chronic disease, and social health. and setting including (community school and workplace). Epidemiological method are used to assess, describe and analyze and make comparisons of populations to inform evidence-based practice policies and intervention. propose a study based on the method learned designed to investigate an association within one of the public health areas listed (infectious diseases, chronic disease or social health) and the method to apply. discuss and define the risk factor or exposure that is being assessed the method of of comparison that is used and the setting or situation (community, school or workplace).

Answer 1

Study: interventional study among school children to find out the effectiveness of hand wash in in preventing respiratory infections.

Type of study: interventional/experimental

Sample size:100

Inclusion criteria: healthy children between age 10-15

Exclusion criteria :known allegies

congenitald disordersp previous surgeries medications.

Hypothesis. : There is no statistical significance for hand wash in reducing respiratory tract infections

Method of study:find out the incidence of respiratory tract infections in the sample for a period of one year following which mandatory hand wash is advised . Again the incidence of respiratory tract infections is recorded. The statistical significance in the incidents of infections is assessed.