Question

18) Which of the following is NOT true regarding syndromic surveillance?

Question 18 options:

A) Signs and symptoms, rather than clinical diagnostic criteria, are used.

B) It is less time consuming because you do not have to wait for a diagnostic test.

C) It is the most accurate of all surveillance methods.

D) It is used for early detection of a disease.

23) Which of the following statements is true when describing Negative Predictive Value?

Question 23 options:

A)	It measures the effectiveness of a test in returning a negative test result to people who do not have the disease.

B)	It tells you the probability that a test reflects a person who has the disease.

C)	It is the probability that a test reflects a person who does not have the disease you are testing for.

D)

It is a constant measurement of a test, regardless of the population it is used on.

24) Which of the following statements is NOT true when describing Negative Predictive Value?

Question 24 options:

A)	It is the probability that a test reflects a person who does not have the disease you are testing for.

B)	It relates to how a practitioner interprets a test result.

C)	It is affected by the prevalence of disease within the population you are testing.

D)	It measures the effectiveness of a test in returning a negative test result to people who do not have the disease.

Answer 1

Question number 18 answer will be

C) it is the most accurate of all surveillance methods..(is not true).

It is because it measures syndromic surveillance not actual surveillance.so many asyndromic cases may unnoticed..

Question number 23 answer will be

C) it is the probability that a test reflects a person who doesn't have the disease you are testing for..

Question number 24 answer will be

D) it measures the effectiveness of a test in returning a negative test result to people who don't have the disease..(is wrong statement)..