Table 3 Demographics of seropositive and seronegative (vaccination-naïve) subjects collected in 2021 (study 3)

From: Proteome profiling of home-sampled dried blood spots reveals proteins of SARS-CoV-2 infections

 

Seropositive IgG+

Seronegative IgG

P-value

Samples

37

40

 

Sex

  Female

20 (54.1%)

22 (55.0%)

1

  Male

17 (45.9%)

18 (45.0%)

Age groups

  18–29

8 (21.6%)

17 (42.5%)

0.071

  30–39

8 (21.6%)

12 (30.0%)

  40–49

12 (32.4%)

4 (10.0%)

  50–59

7 (18.9%)

5 (12.5%)

  60–69

2 (5.4%)

2 (5.0%)

Sensing symptoms

  None

13 (35.1%)

35 (87.5%)

<0.001

  Loss of smell

6 (16.2%)

0 (0%)

  Loss of taste

3 (8.1%)

1 (2.5%)

  Loss of both

15 (40.5%)

4 (10.0%)

  Missing

0 (%)

0 (%)

  1. *As confirmed by Fisher’s exact test result.