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Volume 26, Number 11—November 2020
Research Letter

Seroprevalence of SARS-CoV-2–Specific Antibodies, Faroe Islands

Maria Skaalum PetersenComments to Author , Marin Strøm, Debes Hammershaimb Christiansen, Jógvan Páll Fjallsbak, Eina Hansen Eliasen, Malan Johansen, Anna Sofía Veyhe, Marnar Fríðheim Kristiansen, Shahin Gaini, Lars Fodgaard Møller, Bjarni Steig, and Pál Weihe
Author affiliations: University of the Faroe Islands, Tórshavn, Faroe Islands (M.S. Petersen, M. Strøm, E.H. Eliasen, M. Johansen, A.S. Veyhe, M.F. Kristiansen, S. Gaini, P. Weihe); The Faroese Hospital System, Tórshavn (M.S. Petersen, E.H. Eliasen, M. Johansen, A.S. Veyhe, P. Weihe); Faroese Food and Veterinary Authority, Tórshavn, (D.H. Christiansen, J.P. Fjallsbak); National Hospital of the Faroe Islands, Tórshavn, (M.F. Kristiansen, S. Gaini, B. Steig); COVID-19 Task Force, Ministry of Health, Tórshavn (M.F. Kristiansen, B. Steig); Odense University Hospital, Odense, Denmark (S. Gaini); University of Southern Denmark, Odense (S. Gaini); Chief Medical Officer Office, Tórshavn (L.F. Møller)

Main Article

Table

Comparison of study participants and the entire population in a seroprevalence analysis of severe acute respiratory syndrome coronavirus 2–specific antibodies, Faroe Islands, April 27–May 1, 2020

Characteristic No. (%) Population distribution, no. (%) No. seropositive Crude prevalence for antibody
% (exact binomial 95%CI)
Entire sample
 1,075
 52,154
 6
 0.6 (0.1–1.2)
Sex
M 538 (50.2) 26,987 (51.7) 3 0.6 (0.1–1.6)
F
 537 (49.8)
 25,167 (48.3)
 3
 0.6 (0.1–1.6)
Age group, y
0–9 92 (8.6) 7,164 (13.7)* 0 0
10–19 150 (14.0) 7,335 (14.1) 1 0.7 (0.0–3.7)
20–29 116 (10.8) 5,966 (11.4) 1 0.9 (0.0–4.7)
30–39 126 (11.7) 6,298 (12.1) 0 0
40–49 148 (13.8) 6,522 (12.5) 0 0
50–59 154 (14.3) 6,718 (12.9) 1 0.6 (0.0–3.6)
60–69 151 (14.0) 5,665 (10.9)* 1 0.7 (0.0–3.6)
70–79 98 (9.1) 4,201 (8.1) 2 2.0 (0.2–7.2)
80–89 30 (2.8) 1,848 (3.5) 0 0
>90
 10 (0.9)
 437 (0.8)
 0
 0
Geographic area
Streymoy 530 (49.3) 24,926 (47.8) 3 0.6 (0.1–1.6)
Eysturoy 251 (23.3) 11,782 (22.6) 1 0.4 (0.0–2.2)
Norðoyggjar 114 (10.6) 6,206 (11.9) 0 0
Vágar 74 (6.9) 3,366 (6.5) 1 1.4 (0.0–7.3)
Sandoy og Suðuroy 106 (10.0) 5,874 (11.2) 1 0.9 (0.0–5.1)

*Significant difference, p<0.05.

Main Article

Page created: July 27, 2020
Page updated: October 19, 2020
Page reviewed: October 19, 2020
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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