Patient perspectives on public health surveillance. Likert scale response of leukemia patients’ perceptions on a factious scenario where a public healthcare worker identifies and notifies them about potential health risks. Question: How would you feel if a policy put a system in place that allowed this public healthcare worker to mail this information to you in order to warn you of your high risk health status? (a) I would consider the information useful. (b) I would feel it was a waste of time and poor use of resources of our public health care dollars. (c) I would feel my privacy was invaded. (d) I would feel indifferent. Due to rounding, totals may not equal 100%.