Which of the following statements are correct? Choose all that apply.

Sensitivity is the proportion of subjects who do not have the disease that get a positive test result.

Sensitivity is the proportion of subjects who have the disease that get a positive test result.

Specificity is the proportion of subjects who do not have the disease that get a positive test result.

Specificity is the proportion of subjects who do not have the disease that get a negative test result.

Specificity is the proportion of subjects who have the disease that get a negative test result.

Given that you have a negative test result, the negative predictive value is the probability that you really do have the disease.

Given that you have a negative test result, the negative predictive value is the probability that you really do not have the disease.

Given that you have a positive test result, the positive predictive value is the probability that you really do have the disease.

Given that you have a positive test result, the positive predictive value is the probability that you really do not have the disease.