Table 1 Distribution of COVID-19 cases and controls, in different cities in Brazil, 2020–2021
From: Previous BCG vaccination is associated with less severe clinical progression of COVID-19
Variable | Cases (N = 497) | Controls (N = 670) | P-value | ||
|---|---|---|---|---|---|
n | % | n | % | ||
Age | < 0.000 | ||||
0–30 | 45 | 9.0 | 180 | 27.0 | |
31–40 | 43 | 8.6 | 172 | 25.8 | |
41–50 | 85 | 17.1 | 128 | 19.2 | |
51–60 | 117 | 23.5 | 124 | 18.6 | |
61 + | 208 | 41.8 | 62 | 9.3 | |
Sex | < 0.000 | ||||
Female | 201 | 40.4 | 376 | 56.8 | |
Male | 276 | 59.6 | 286 | 43.2 | |
BCG scar | < 0.000 | ||||
Yes | 292 | 58.7 | 617 | 92.1 | |
No | 205 | 41.2 | 53 | 7.9 | |
Education | < 0.000 | ||||
Never | 39 | 8.9 | 9 | 2.0 | |
Elementary school | 207 | 47.0 | 97 | 21.8 | |
High school | 142 | 32.3 | 192 | 43.1 | |
Higher education | 52 | 11.8 | 147 | 33.0 | |
Race/colour | < 0.000 | ||||
White | 113 | 22.8 | 251 | 38.1 | |
Black | 24 | 4.8 | 85 | 12.9 | |
Brown | 347 | 70.1 | 314 | 47.6 | |
Yellow | 11 | 2.2 | 9 | 1.4 | |
Municípality | < 0.000 | ||||
Salvador and Metropolitan region, BA | 237 | 47.3 | 284 | 42.3 | |
Recife, PE | 120 | 23.9 | 170 | 25.3 | |
São Paulo, SP | 144 | 28.7 | 217 | 32.3 | |
Comorbidity | < 0.000 | ||||
Yes | 390 | 80.2 | 177 | 33.8 | |
No | 95 | 19.5 | 295 | 56.4 | |
Missing | 1 | 0.2 | 51 | 9.7 | |