Table 3.
The unadjusted association between the stratified outcome of COVID-19 and various variables including age, sex, and ABO blood groups.
| Severity of the disease | χ2 | P-value | ||||
|---|---|---|---|---|---|---|
| Mild | Moderate | Severe/Critical | ||||
| Blood group | A | 36.1% | 42.6% | 50% | 1.464 | 0.493 |
| B | 23.6% | 11.1% | 10% | 3.844 | 0.149 | |
| O | 30.6% | 42.6% | 35% | 1.966 | 0.386 | |
| AB | 9.7% | 3.7% | 5% | 1.638 | 0.446 | |
| Total | 100% | 100% | 100% | |||
| Sex | Female | 34.7% | 35.2% | 25% | 0.714 | 0.717 |
| Male | 65.3% | 64.8% | 75% | |||
| Total | 100% | 100% | 100% | |||
| Age group | ≤ 21 | 19.4% | 0% | 0% | 16.146 | 0.000 |
| 22-40 | 65.3% | 29.6% | 15% | 24.681 | 0.000 | |
| 41-59 | 12.5% | 46.3% | 30% | 17.935 | 0.000 | |
| ≥60 | 2.8% | 24.1% | 55% | 3.544 | 0.000 | |
| Total | 100% | 100% | 100% | |||