Chapter
Understanding the Difference Between Rapid and PCR COVID-19 Tests
11:38 - 18:44 (07:06)
Dr. Amesh Adalja explains the difference between PCR and rapid COVID-19 tests. Rapid tests provide immediate results but may not be as sensitive as the PCR test which takes longer to get results but detects lower viral loads more accurately.
Clips
Rapid at-home tests are simple paper strip tests that use a nasal swab and liquid to determine whether someone is infectious with COVID-19.
11:38 - 13:01 (01:22)
Summary
Rapid at-home tests are simple paper strip tests that use a nasal swab and liquid to determine whether someone is infectious with COVID-19. They are effective in answering the public health question of whether someone is currently infectious with the virus.
ChapterUnderstanding the Difference Between Rapid and PCR COVID-19 Tests
Episode#235 – Michael Mina: Rapid COVID Testing
PodcastLex Fridman Podcast
PCR tests are more sensitive and can detect lower amounts of the virus, but take longer to produce results.
13:01 - 15:46 (02:45)
Summary
PCR tests are more sensitive and can detect lower amounts of the virus, but take longer to produce results. Rapid tests are less sensitive and may miss early infections, but provide a quicker result for immediate self-quarantine and contact tracing.
ChapterUnderstanding the Difference Between Rapid and PCR COVID-19 Tests
Episode#235 – Michael Mina: Rapid COVID Testing
PodcastLex Fridman Podcast
The sensitivity of a rapid COVID-19 test can vary based on the viral load of the person being tested, and may not be as reliable compared to PCR tests for those who are no longer infectious.
15:46 - 18:44 (02:57)
Summary
The sensitivity of a rapid COVID-19 test can vary based on the viral load of the person being tested, and may not be as reliable compared to PCR tests for those who are no longer infectious.