a. Select the most appropriate study design to explore each of the public health

Question

a. Select the most appropriate study design to explore each of the public health issues outlined below

b. evaluate the advantages and disadvantages of the selected study design for each health issue.

1.The association between depression and binge eating in obese adolescents and adults

2. The long term effects of detention on the mental and physical health of asylum seekers.

3. Folate supplementation during pregnancy and development of autism in offspring.

4. Testing a drug for use in elderly people diagnosed with Alzheimer’s Disease.

Explanation / Answer

The most appropriate study design is The association between depression and binge eating in obese adolescents and adults.

Advantages : Adolescence is the most important stage where one develops a positive or negative body image. Gaining excessive weight due to indulging in binge eating leads to obesity with time. This may results in weight related bullying which further contributes to dissatisfaction surrounding body parts and further depression. Since this phenomenon is widely prevelant affecting the mental behavior of both obese adolescents and adults and is in risk of chronicity, it is an advantageous study design.

Disadvantage : The factors that play a role in the etiology of obesity are genetic, physiological, and also behavioral. Therefore, all these factors are to be taken into consideration while looking into the selected study design.There may be inconsistencies in the use of key constructs which can make the study difficult.

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