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Table 3 Crosstable with the relation between suspected infection with LUS and PCR-test on SARS-CoV-2 and secondly the relation between suspected infection with LUS and findings in the CT

From: Lung ultrasound in the emergency department - a valuable tool in the management of patients presenting with respiratory symptoms during the SARS-CoV-2 pandemic

Sign of COVID-19 in the lung ultrasound
  LUS with suspected COVID-19 disease LUS without suspicion for COVID-19 disease  
SARS-CoV-2 PCR-test
 positive 30 9 39
 negative 22 74 96
  52 83 135
Sign of COVID 19 in the Chest CT
 yes 13 7 20
 no 3 8 11
  16 15 31
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