How Well Do Rapid Tests Actually Work? Infectious Disease Experts Break It Down
Infectious disease doctors break it down. As convenient as rapid tests are, many people wonder about their accuracy. How often do people get false negatives? Is one brand better than another? With so many people testing negative on rapid tests when they're actually positive—an experience a lot of people have had recently—it raises the question of whether this has something to do with this new variant. Here’s everything you need to know. Why Some COVID Rapid Tests Show Negative Results Even if You’re Positive There is no evidence to suggest that the new variants (XBB.1.5 or BQ.1.1 for example) lead to less accurate rapid tests. The rapid tests should still be working against the current variants, and we know that even as SARS-CoV-2 has evolved, the rapid tests have continued working for all prior variants, Dr. Scott Roberts, MD , a Yale Medicine infectious diseases specialist, explains. However, Dr. Roberts says false negatives can appear on rapid tests for the following reas...