High false positive cases in a community signify that disease has:

High Incidence and Low Prevalence Actually when a disease has high incidence and low prevalence, it implies people are getting cured earlier. Low prevalence leads to high false positives as chances of picking a healthy person wrongly is higher. If there is higher incidence but low prevalence, then by the time the confirmatory results come, person has already been cured, leading to a situation of high false positives.