Maccura test negative, valid participants, n | Maccura test positive, valid participants, n | Diagreat test negative, valid participants, n | Diagreat test positive, valid participants, n | Seroprevalence estimate via Maccura, % | Seroprevalence estimate via Maccura, 95% CI | Seroprevalence estimate via Diagreat, % | Seroprevalence estimate via Diagreat, 95% CI | |
---|---|---|---|---|---|---|---|---|
Overall | 868 | 99 | 812 | 106 | 12.3 | 7.4 to 16.0 | 4.5 | 0.0 to 14.7 |
Sex | ||||||||
Female | 518 | 59 | 484 | 62 | 12.3 | 7.1 to 16.8 | 4.9 | 0.0 to 15.9 |
Male | 350 | 40 | 328 | 44 | 12.3 | 6.6 to 17.7 | 4.3 | 0.0 to 14.8 |
Age, years | ||||||||
18–34 | 143 | 22 | 118 | 26 | 16.8 | 9.1 to 25.6 | 1.3 | 0.0 to 12.8 |
35–49 | 212 | 20 | 199 | 20 | 9.9 | 3.8 to 16.4 | 6.0 | 0.0 to 17.1 |
50–64 | 256 | 43 | 247 | 42 | 18.3 | 11.8 to 25.0 | 8.5 | 0.0 to 20.3 |
≥65 | 257 | 14 | 248 | 18 | 5.0 | 0.0 to 10.0 | 0.0 | 0.0 to 9.2 |
Participant type | ||||||||
Patient | 713 | 83 | 674 | 88 | 12.6 | 7.5 to 16.6 | 4.5 | 0.0 to 14.8 |
Healthcare worker | 155 | 16 | 138 | 18 | 11.1 | 4.2 to 18.6 | 4.5 | 0.0 to 17.3 |
Administration | 32 | 1 | 31 | 1 | 2.5 | 0.0 to 16.7 | 0.0 | 0.0 to 10.6 |
Nursing | 44 | 7 | 41 | 8 | 17.6 | 5.9 to 33.8 | 10.7 | 0.0 to 30.6 |
Doctor | 36 | 4 | 35 | 4 | 12.3 | 1.5 to 29.6 | 3.0 | 0.0 to 22.3 |
Other healthcare staff | 43 | 4 | 31 | 5 | 10.1 | 0.6 to 24.9 | 7.7 | 0.0 to 29.2 |
History PCR and symptoms | ||||||||
Previous symptoms suggestive of SARS-CoV-2 | 266a | 73 | 257 | 77 | 28.7 | 21.7 to 36.0 | 19.9 | 0.0 to 32.8 |
No previous symptoms suggestive of SARS-CoV-2 | 601a | 26 | 555 | 29 | 3.5 | 0.0 to 6.9 | 0.0 | 0.0 to 5.7 |
Previous PCR nasopharyngeal swab for SARS-CoV-2 | 99 | 39 | 97 | 38 | 38.5 | 27.7 to 50.6 | 26.6 | 0.0 to 43.4 |
No previous PCR nasopharyngeal swab for SARS-CoV-2 | 769 | 60 | 715 | 68 | 8.0 | 3.1 to 11.5 | 0.6 | 0.0 to 10.8 |
aOne patient did not have a valid option recorded. PCR = polymerase chain reaction.