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Healthy population. Sick population. Healthy scores. Pathological scores. Cut-point. Note: if you shift the cut-point to the left, you will increase sensitivity (i.e., you pick up more, eventually all, of the sick group).
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Healthy population Sick population Healthyscores Pathologicalscores Cut-point Note: if you shift the cut-point to the left, you will increase sensitivity(i.e., you pick up more, eventually all, of the sick group). But you will also pick up more of the healthy people, increasing the false positive rate, which means that specificity will decline (creating false positive errors).
