Research Article
High Seroprevalence of SARS-CoV-2 (COVID-19)-Specific Antibodies among Healthcare Workers: A Cross-Sectional Study in Guilan, Iran
Table 2
Comparison of the results of other studies with the current research.
| | Author, year | Country | Population | Sample size | IgG | IgM | IgG or IgM | Date of sampling | The onset of the epidemic |
| | Pollán, 2020 | Spain | Healthcare | 1109 | 10.2% | — | — | April 27 to May 11, 2020 | March 2020 | | Javed, 2020 | Pakistan | Healthcare | 3120 | 4.6% | 4.1% | 8.3% | NM | April 2020 | | Valenti, 2020 | Italy (Milan) | Healthcare | 37 | — | — | 5.4% | February 24 to April 8, 2020 | March 2020 | | Comar, 2020 | Italy (Trieste) | Healthcare | 727 | — | — | 17.2% | April 2020 | March 2020 | | Garcia-basteiro, 2020 | Spain (Barcelona) | Healthcare | 578 | — | — | 9.3 and | From 28 March to 9 April 2020 | March 2020 | | Alserehi, 2020 | Saudi Arabia | Healthcare | 12621 | | | 2.3% | May 2020 | March 2020 | | Venugopal, 2020 | United States (New York City) | Health care | 500 | | | 27% | May 2020 | April 2020 | | Amendola, 2020 | Italy (Lombardy) | Healthcare | 742 | 5.13% | | | April 2020 | March 2020 | | Yogo, 2020 | United States (San Diego) | Healthcare | 1770 | | | 2.2% | May 2020 | March 2020 | | Shakiba, 2020 | Iran (Guilan) | Healthcare | 44 | — | — | 29% | April 2020 | February 2020 | | Our study | Iran (Guilan) | Healthcare | 503 | 33.3% | 5.6% | 39% | April 2020 | February 2020 |
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