Table 4. Association between various COVID-19 related complications and the ABO blood groups.
*P-value of <0.05 is statistically significant; #Chi-square test.
NIV: non-invasive ventilation; COVID-19: coronavirus disease 2019
| Total | A | B | AB | O | P-value | Rh+ | Rh– | P-value | ||
| Mortality | Yes | 27 (18.0) | 14 (30.4) | 5 (11.4) | 1 (9.1) | 7 (14.3) | 0.086# | 25 (17.7) | 2 (22.2) | 0.665# |
| No | 123 (82.0) | 32 (69.6) | 39 (88.6) | 10 (90.9) | 42 (85.7) | 116 (82.3) | 7 (77.8) | |||
| Intubation | Yes | 18 (12.0) | 7 (15.2) | 5 (11.4) | 1 (9.1) | 5 (10.2) | 0.927# | 16 (11.3) | 2 (22.2) | 0.295# |
| No | 132 (88.0) | 39 (84.8) | 39 (88.6) | 10 (90.9) | 44 (89.8) | 125 (88.7) | 7 (77.8) | |||
| NIV | Yes | 37 (24.7) | 18 (39.1) | 13 (29.5) | 1 (9.1) | 5 (10.2) | 0.004*# | 35 (24.8) | 2 (22.2) | 1.000# |
| No | 113 (75.3) | 28 (60.9) | 31 (70.5) | 10 (90.9) | 44 (89.8) | 106 (75.2) | 7 (77.8) | |||
| Multiorgan dysfunction | Yes | 65 (43.3) | 27 (58.7) | 17 (38.6) | 6 (54.5) | 15 (30.6) | 0.034*# | 62 (44.0) | 3 (33.3) | 0.732# |
| No | 85 (56.7) | 19 (41.3) | 27 (61.4) | 5 (45.5) | 34 (69.4) | 79 (56.0) | 6 (66.7) | |||
| CT severity score (mean score) | 12.86 ± 6.45 | 15.79 ± 6.54 | 13.38 ± 5.78 | 10.88 ± 6.42 | 9.68 ± 5.53 | 0.000*# | 12.88 ± 6.51 | 12.63 ± 5.78 | 0.915# |