Comparison of blood group distributions between national and provincial blood donor data and ICU-admitted patients with COVID-19
| Blood group . | National (N = 398 671), % . | Provincial (n = 62 246), % . | ICU sample (n = 95), % (n) . | ICU vs national, P . | ICU vs provincial, P . |
|---|---|---|---|---|---|
| A | 34.7 | 34.1 | 37 (35) | .38 | .60 |
| B | 11.8 | 13.3 | 17 (16) | ||
| AB | 3.9 | 4.2 | 3 (3) | ||
| O | 49.6 | 48.4 | 43 (41) |
| Blood group . | National (N = 398 671), % . | Provincial (n = 62 246), % . | ICU sample (n = 95), % (n) . | ICU vs national, P . | ICU vs provincial, P . |
|---|---|---|---|---|---|
| A | 34.7 | 34.1 | 37 (35) | .38 | .60 |
| B | 11.8 | 13.3 | 17 (16) | ||
| AB | 3.9 | 4.2 | 3 (3) | ||
| O | 49.6 | 48.4 | 43 (41) |
Ninety-fine of 125 ICU patients had ABO data available. The P values were determined using the χ2 goodness of fit test.