Nokea
Is underreporting a problem for detecting outbreaks of notifiable diseases?
- A. True.
- B. FALSE
Correct Answer: A
Rationale: Underreporting can mask true outbreak sizes, hindering effective response.
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Define in your own words the term 'operations research'.
- A. The use of mathematical models to optimize healthcare delivery.
- B. Research focused on surgical procedures.
- C. Studies conducted in hospital operating rooms.
- D. Analysis of clinical trial data.
Correct Answer: A
Rationale: Operations research involves applying mathematical and analytical methods to optimize complex systems, such as healthcare delivery.
The measure of spread most affected by one extreme value is the:
- A. Interquartile range
- B. Range
- C. Standard deviation
- D. Mean
Correct Answer: B
Rationale: The range depends only on the largest and smallest values, making it sensitive to outliers.
Describe the significance for epidemiology of the use of natural experiments.
- A. Natural experiments allow for randomized controlled trials.
- B. Natural experiments eliminate the need for data collection.
- C. Natural experiments provide real-world data without artificial manipulation.
- D. Natural experiments are only used in laboratory settings.
Correct Answer: C
Rationale: Natural experiments study real-world conditions, providing valuable insights into disease causation and prevention.
Do vital statistics become surveillance data when analyzed and disseminated?
- A. True.
- B. FALSE
Correct Answer: A
Rationale: Vital statistics become surveillance data once they are analyzed, interpreted, and used to influence public health decisions.
The "Gauli Bridge disaster" is related to
- A. RTA
- B. Silicosis
- C. Nuclear Accident
- D. Asbestosis
Correct Answer: A
Rationale: The Gauli Bridge disaster refers to a road traffic accident (RTA) that occurred in Nepal.