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Community Health Question Paper

Community Health

Course:Bachelor Of Medicine

Institution: Kenyatta University question papers

Exam Year:2009

KENYATTA UNIVERSITY
UNIVERSITY EXAMINATIONS 2008/2009
FOURTH YEAR EXAMINATION FOR THE DEGREE OF BACHELOR OF
MEDICINE AND BACHELOR OF SURGERY
HCH 405:COMMUNITY HEALTH
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DATE: TUESDAY 1ST SEPTEMBER 2009 TIME: 2.00 P.M. – 4.30 P.M.
INSTRUCTIONS
Long Answer Questions (LAQ)
Answer any four (4) questions (TIME: 2hrs 30 min.)

1. a) Hazards can be physical, chemical, biological, mechanical or
occupational. Discuss this broad classification, citing relevant health
effects. (20 mks).

b) Mention at least two Labour (Acts) concerning the workers health and safety (5 mks)

c) Name five Occupational Diseases and how they can be prevented.(5 marks)

2. a) The Ministry of Medical Services has asked you to carry out a
reproductive health study among women of the reproductive age in
Machakos District, Kenya. Outline the procedure you would use in
identifying and defining the research problem for the planned study(5 marks)

b) Distinguish between experimental and non experimental study designs as
applied in community health (5 marks)

c) Write short notes on. (20 mks)
(i) t-Tests
ii) x(chi-square)
iii) Correlation
iv) Regression
v) Error No. 1, and Error NO. 2

3. a) Comment briefly on. Outline what you understand by the terms.
(i) Cohort study
(ii) Case-control study
(iii) Cross-over study
(iv) Ecological Studies (20 mks)

b) i) How is the size of a clinical trial decided? Outline important
consideration in determining the size of a clinical Trail. (3 mks)
ii) What is the advantage of within-patient comparison of treatments?(2 mks)
iii) What is a cross-over Study (2 mks).

c) Define double – blind clinical trail. (3 marks)

4 a) Write Short notes on. (15 mks)
(i) t-Tests
(ii) ANOVA
(iii) Confidence Interval
(iv) Linear regression
(v) Skewness (5 marks)

b) Short notes on: (15 mks)
(i) Clinical and sub clinical Disease
(ii) Non-clinical (in apparent) Disease
(iii) Carrier State
(iv) Endemic
(v) Epidemic
(vi) Pandemic

5. a) Describe the pathoetiology, treatment and prevention of one of emerging
and one re-emerging diseases (20 mks)

b) Comment on the following . (10 mks)
(i) Estimating Risk
(ii) Odds Ratio
iii) Relative Risk
iv) Attributable Risk,

6. Explain the contribution of Health Economics in Health field, using appropriate
examples. (30 mks)

7. Discuss how you would apply the ‘systems theory’ in the management of health
care organization. (30mks)

Community Health Question Paper

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