1. Prevalence is:

A. Rate

B. Ratio

C Proportion

D. Mode

2. To compare two population, the best index is:

A. Standardized death rate

B. Infant mortality rate

C. Crude birth rate

D. Couple protection rate

3. All are morbidity indicators, except:

A. Period of stay in hospital

B. Doctor population ratio

C. Attendance at outpatient department

D. Notification rates

Answer Key

4. Incidence is defined as:

A. Number of cases existing in a given population at a given moment

B. Number of cases existing in a given period

C. Number of new cases occurring during a specific period

D. Number of old cases present

5. Relative risk can be obtained from:

A. Case study

B. Cohort study

C. Case control study

D. Experimental study

Answer Key

6. In a village of 1 lakh population, among 20,000 exposed to smocking, 200 developed cancer, and among 40,000 people unexposed , 40 developed cancer. The relative risk of smocking in the development of cancer is:

A. 20

B. 10

C. 5

D. 15

Answer Key

7. Calculate the Odd's ratio. (ad/bc)

	Diseased	Non-diseased
Positive	30	20
Negative	20	30

A. 0.44

B. 1.5

C. 0.8

D. 2.25

Answer Key

8. Death rate of two countries is compared by:

A. Crude death rate

B. Proportional crude rate

C. Standardized mortality rate

D Age specific death

Answer Key

9. Case control study is used for:

A. Finding rare cause

B. Finding multiple risk factors

C. Finding incidence rate

D. Finding morbidity rates

Answer Key

10. When launching a study many respondent are invited, some of whom fail to come. This is called:

A. Response bias

B. Volunteer bias

C. Selection bias

D. Berkesonian bias

Answer Key

11. Most important characteristic of case control study is:

A. Odd's ratio estimation

B. Problem bias

C .Yields incidence rate

D. Expensive

Answer Key

12. All are true about cohort studies, except:

A. Prospective

B. Useful for rare diseases

C. Necessary for incidence

D. Expensive

Answer Key

13. Which is the most appropriate method of research for studying incidence of diarrhea in a community?

A. Cross-sectional study

B. Cohort study

C. Case control study

D. Double-blind placebo study

Answer Key

14. Best method to calculate the incidence rate is:

A. Case control study

B. Sentinel surveillance

C. Cohort study

D. Cross-sectional prevalence study

Answer Key

15. Relative risk could show an association between:

A. Smocking ad cancer

B. OCP and pregnancy

C. Efficacy of 2 drugs

D. Altitude and endemic goiter

Answer Key

References

1. Polit H, Beck C T. Nursing research. 8th ed. New Delhi: Williams and Wilkins; 2008.
2. Burns N, Grove S K. Understanding nursing research. 4th ed. New Delhi: Elsevier; 2007.
3. Park JE, Park K. Text Book of Preventive and Social Medicine. 19th Edition. Jabalpur: M.S. Banarsidas Bhanot; 2007.
4. Questions from entrance examinations relevant to nursing conducted in India. (NIMHANS/AIIMS/Manipal/Kerala/All India etc..)
5. Cohen J. Statistical Power Analysis for the Behavioral Sciences. Erlbaum, Hillsdale, NJ; 1988.