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Afn2301:Nutritional Epidemiology Question Paper

Afn2301:Nutritional Epidemiology

Course:Bachelor Of Science In Food Science And Nutrition

Institution: Meru University Of Science And Technology question papers

Exam Year:2013

QUESTION ONE – (30 MARKS)
a) Differentiate between correlational studies and controlled trials ( 5 Marks) b) List factors that are considered as criteria for causality if an association is observed in an epidemiologic study. (5 Marks) c) Name the sources of error in collecting dietary data using 24 hour recall and how to minimize error. ( 5 Marks) d) Briefly discuss the strengths of food frequency questionnaire method of data collection ( 5 Marks) e) Explain the different types of analytical procedures/approaches to biochemical indication measurements. ( 5 Marks) f) Explain reproducibility of food frequency questionnaire ( 5 Marks)
QUESTION TWO– (20 MARKS)
Discuss the advantages and disadvantages of describing diet in terms of its chemical composition (Nutrient content) on the hand and in terms of foods and food groups on the other hand. (20 Marks)
QUESTION THREE– (20 MARKS)
a) List the strengths of the24-hour recall and diet record methods of dietary data collection. ( 5 Marks) b) Discuss the factors that determine the number of days to collect/record dietary intake using 24-hour recall and diet record. ( 10 Marks) c) Name the major components of nutrient calculation system method of analyzing diet record or 24 hour recall ( 5 Marks)
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Afn2301:Nutritional Epidemiology Question Paper

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