Epidemiology Practice Questions

Question 1

What is the first step an epidemiologist takes in an epidemic investigation?

Accepted Answer

Confirm the diagnosis

Answer

Identify the prone people

Answer

Identify the causative factors

Answer

Identify the cases

Question 2

Which of the following are the components of epidemiological triad?

Accepted Answer

Agent, host and environmental factors

Answer

Sensitivity, specificity and predictive value

Answer

Prevalence, incidence and attack rate

Answer

Time, place and person distribution

Question 3

Berksonian bias is a type of ?

Accepted Answer

Selection bias

Answer

Information bias

Answer

Interviewer bias

Answer

Recall bias

Question 4

Which of the following best describes the concept where a suspected cause precedes the observed effect?

Accepted Answer

Temporal association

Answer

Consistency of association

Answer

Strength of association

Answer

Coherence of association

Question 5

Which one of the following is FALSE regarding confounding factor in epidemiological studies ?

Accepted Answer

Distributed equally between study and control groups

Answer

Source of bias is interpretation

Answer

Associated both with exposure and disease

Answer

Independent risk factor for disease in question

Question 6

Which of the following is the most fundamental criterion that must be met by a disease before it is to be considered suitable for a screening programme?

1. The natural history of the disease should be adequately understood.
2. No effective treatment should exist for the disease.
3. The disease should not have a recognizable latent or asymptomatic stage.
4. There should be a test that can detect the disease prior to onset of signs and symptoms.

Accepted Answer

1. The natural history of the disease should be adequately understood.

Answer

4. There should be a test that can detect the disease prior to onset of signs and symptoms.

Answer

3. The disease should not have a recognizable latent or asymptomatic stage.

Answer

2. No effective treatment should exist for the disease.

Question 7

Which of the following items are among the uses of epidemiology?

Accepted Answer

All of these

Answer

To study historically the rise and fall of the diseases

Answer

To identify syndromes

Answer

To arrive at community diagnosis

Question 8

Hill's criteria of causal association are all Except

Accepted Answer

Sensitivity

Answer

Coherence

Answer

Consistency

Answer

Specificity of association

Question 9

Descriptive epidemiology studies the distribution and determinants of health-related states or events in specified populations. Which of the following best describes the fundamental components of descriptive epidemiology?

Accepted Answer

Person, Place, and Time

Answer

Place

Answer

Person and Time

Answer

All of the options

Question 10

Which of the following is the most important indicator for measuring the communicability of a disease?

Accepted Answer

Secondary attack rate

Answer

Prevalence rate

Answer

Incidence rate

Answer

Primary attack rate

Epidemiology

Study Resources

Lessons

Questions

Flashcards

Lessons

Principles of Epidemiology

Measures of Disease Frequency

Epidemiological Study Designs

Descriptive Epidemiology

Analytical Epidemiology

Experimental Epidemiology

Screening for Disease

Surveillance Systems

Investigation of an Epidemic

Association and Causation

Modern Epidemiological Methods

Critical Appraisal of Epidemiological Studies

Practice Questions

Flashcards

About Epidemiology for NEET-PG

Lessons in Epidemiology

Master Epidemiology