In coronavirus testing, false positives are more hazardous than they might seem.

In the high-stakes world of coronavirus testing, false positives are widely considered to be benign in comparison with false negatives, which can deprive infected people of treatment and embolden them to mingle with others, hastening the spread of disease.

source https://www.nytimes.com/2020/10/25/world/in-coronavirus-testing-false-positives-are-more-hazardous-than-they-might-seem.html