## Questions

- A new screening test for Zika has been developed. Which test parameter best describes the ability of this test to correctly identify those individuals with Zika disease?
- Positive predictive value
- Negative predictive value
- Specificity
- Sensitivity

- A new screening test for Zika has been developed. Which test parameter best describes the ability of this test to correctly identify those individuals with Zika disease out of the group of individuals with positive screening tests?
- Positive predictive value
- Negative predictive value
- Specificity
- Sensitivity

- A new screening test for Zika has been developed. Which test parameter best describes the reproducibility of test results?
- Accuracy
- Reliability
- Negative likelihood ratio
- Positive likelihood ratio

- A new screening test for Zika has been developed. Which test parameter best describes the ratio of the likelihood of obtaining a negative test result in patient with the disease, to this likelihood in a patient who does not have the disease?
- Accuracy
- Reliability
- Negative likelihood ratio
- Positive likelihood ratio

- A new screening test for Zika has been developed. Which test parameter best describes the proportion of true results among all test results?
- Positive predictive value
- Negative predictive value
- Accuracy
- Reliability

A study was conducted to evaluate myocardial infarction as confirmed by the cardiologist and as diagnosed based on electro cardio gram (ECG). Use the following table 1 to answer questions 6 through 9.

- The sensitivity of ECG test is which of the following?
- 0.30
- 0.40
- 0.43
- 0.45

- The accuracy of ECG test is which of the following?
- 0.30
- 0.43
- 0.45
- 0.6

- The false positive rate of the ECG test is which of the following?
- 0.30
- 0.40
- 0.43
- 0.6

- The probability that a patient who did not have MI will have a negative ECG is which of the following?
- 0.40
- 0.43
- 0.46
- 0.6

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