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Anti-SARS-CoV-2 antibodies in blood donors according to sex and age
| Blood donors | Age, years | N (%) | Anti-SARS-CoV-2 positive |
|
|---|---|---|---|---|
| N | % | |||
| Males | Total | 1,338 (74.5) | 13 | 1.0 |
| 18–35 | 428 | 9 | 2.1 | |
| 36– | 910 | 4 | 0.4 | |
| Females | Total | 459 (25.5) | 5 | 1.1 |
| 18–35 | 167 | 2 | 1.2 | |
| 36– | 292 | 3 | 1.0 | |
| Total | 1,797 | 18 | 1.0 | |
2 × 2 contingency table and Fischer's test: 2-tailed p value equals 0.3260.
