Download RGUHS MSc Clinical Research 2019 October 2nd Semester 9685 Biostatistics II Question Paper

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[Time: 3 Hours]

[Max. Marks: 50]

BIOSTATISTICS II

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Q.P. CODE: 9685

(SECTION ? A)

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Your answers should be specific to the questions asked.

Draw neat, labeled diagrams wherever necessary.

(Note : Both QP Codes 9685 and 9686 are to be answered within total duration of 3 hours)

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(Use separate answer booklets for section A and section B)

LONG ESSAY

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1 X 20 = 20 Marks

1.

What is case-control study? Describe how do you select cases and controls in case-controls

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studies?

SHORT ESSAY

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2 X 10 = 20 Marks

2.

Explain different types of clinical trials. Describe planning processes in randomized clinical trial.

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3.

What is cohort study? List the merits and demerits of cohort studies.

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SHORT NOTES

2 X 5 =10 Marks

4.

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Enumerate different types of quasi-experimental designs.

5.

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In a clinical study, the efficacy of two drugs are to be evaluated. It is assumed that the first
drug has a cure rate of 30% while the second drug 70%. Given Zo =1.96 and Z =1.24,
calculated adequate sample size for the study.

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