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Table 5 Seroprevalence of recruited healthcare workers stratified by nasopharyngeal swab positivity

From: SARS-CoV-2 specific serological pattern in healthcare workers of an Italian COVID-19 forefront hospital

 

Negative swab

Positive swab

p-value

IgG, n (95% CI)

6/22; 27.3% (8.7–45.9%)

4/7; 57.1% (20.4–93.8%)

0.19

IgM, n (95% CI)

21/22; 95.5% (86.8–100%)

6/7; 85.7% (59.8–100%)

0.38

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BMC Pulmonary Medicine

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