A new non-infectious disease has been discovered in people in some aged care homes - HSC - SSCE Biology - Question 27 - 2011 - Paper 1
Question 27
A new non-infectious disease has been discovered in people in some aged care homes.
Outline at least FOUR features of an epidemiological study that could be used to... show full transcript
Worked Solution & Example Answer:A new non-infectious disease has been discovered in people in some aged care homes - HSC - SSCE Biology - Question 27 - 2011 - Paper 1
Step 1
Feature 1: Study Design
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Answer
An epidemiological study could utilize a cohort or case-control design. A cohort study would track a group of individuals over time to identify any disease occurrence related to exposure factors. Conversely, a case-control study would compare individuals with the disease against those without, identifying potential risk factors.
Step 2
Feature 2: Data Collection Methods
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Data collection methods could include surveys, interviews, and medical examinations. Gathering detailed health histories and lifestyle factors can help in understanding potential causative factors associated with the disease in the aged care home population.
Step 3
Feature 3: Statistical Analysis
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Statistical analysis is essential to interpret the data collected. Analysis methods such as regression analysis can identify associations between risk factors and disease occurrence, helping to establish potential causal relationships.
Step 4
Feature 4: Control Group
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Including a control group is critical in the study design. This allows for comparison between those affected by the disease and those who are not, which aids in identifying factors that may contribute to the development of the disease.
