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Screening program criteria (Treatment (Effective, Early detection better…
Screening program criteria
Important public health problem
Understood
Epidemiology
Natural history
How to treat those identified
Distinctive Risk factor / markers
Effective
Cost
Reduces Mortality / Morbidity : :
Benefit / risk
Treatment
Effective
Early detection better than late
Policy in place to decide who gets treatment
Clinical management should be optimised prior to screening program
Screening test
Acceptable to patients
Safe, Simple and valid
Distribution of values (+ cut offs for positives) known
Decided on further testes required if positive