Part One
(A) Why are positive results from screenings not always goodenough before treatment is given?
(B) What is the importance of taking/using screenings andsurveillance together?
(C) What two reasons are given as to why a false alarm duringscreening may be controversial?
Part two
(A)Distinguish between the following terms and provide someexamples:
– Primaryprevention
– Secondary prevention
– Tertiary prevention
(B) What do you understand by the following:
– Reliability
– Validity
(C) How are reliability and validity inter-related?
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