Question

2 What are the general ethical issues related to screenings?

3. What types of diseases are appropriate for screenings?

4. To evaluate the performance of a new diagnostic test, the developer tests it on 100 known cases of the disease for which the test was designed, and on 200 controls known to be free of the disease. Ninety of the cases yield positive tests, as do 30 of the controls. Based on these data, the specificity and false positive error rates of the test are, respectively.

:5. Multiple choice: Which of the following is not conducive to success of a medical screening program?

(Explain your answer)

a. high incidence

b long duration of inapparent disease

c. excellent therapeutic results at all stages

dscreening inexpensivee. high specificity of the test

Answer 1

Ans-2

Ethical issues like if you want to do any invasive procedures for the screening then it becomes an ethical issue and people start deni for the process

If in the screening test you want that person not eat for 8-10 hr as in any case then it becomes ethical issues

Private part examination fir screening is also comes in category of ethical issue

Ans 3- chronic non communicable disease are best for the screening purpose because acute disease and infection are early to subside

Infection like hiv,tb, syphilis, leprosy are also best for screening

Ans-4-- Image is attached

bisease non diseas Rositive The positive (90) (A) false positive (30) IR' Negative rue False negative False neqahre (c) (10) True negative col 1170) sensitivity & A A4D 100 known case 260 control 90+170 260 220 9 false positive error : 302 660034 or 34.40 30 - 35 or 2.5lb 120 90+30 - false positive True Positive & false positive

Ans-5

B- long duration of inapparent disease because case and control may be lost and the results are not up to the right so that such long diuration are not appopriate