Reverse-transcriptase polymerase chain reaction versus chest computed tomography for detecting early symptoms of COVID-19. A diagnostic accuracy systematic review and meta-analysis
Comes during the first week of its symptoms during the pandemic. Some studies have demonstrated a significant number of false-negative RT-PCR tests. It is the current gold standard diagnostic test for this virus and has sensitivity of 60-70%. The QUADAS 2 tool was used for methodological quality evaluation.