We need to know how many people are infected and affected.
We will apply the retrospective case control study designs to ensure that we follow up all the cases who had a diseases and also test all the contacts who were exposed to the index cases
We need to use the quantitative research design.
Let’s collect data from the health clinics and doctors and hospitals.
We will review the data that in the medical records- called secondarydata.
In the records we will look at the data of location, age; gender, symptoms of the diseases and history of vaccination.
We need to assign fieldworkers to trace the contacts and index cases of the disease.
We need to test them for any disease or dormant infection to exclude their previous exposure. You remember when people were not testing for Covid-19yet yet they already been infected by virus
We need to ensure all the index case are traced and found and screenedfor any symptoms, we must not leave anyone behind