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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
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Feature 2: Data Collection Methods
Answer
Various data collection methods, including surveys, medical records, and interviews, are essential in epidemiological studies. These methods help gather information on the demographics, behaviors, and medical history of participants to identify patterns associated with the disease.
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Feature 3: Statistical Analysis
Answer
Epidemiological studies employ statistical analyses to examine relationships between exposure and outcome. Using methods such as logistic regression or chi-square tests allows researchers to determine the significance and strength of associated risk factors.
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Feature 4: Longitudinal Follow-up
Answer
Longitudinal studies involve repeated observations of the same variables over time. This approach helps identify changes in health status and the temporal relationship between exposures and the development of the disease, allowing for better causal inference.