Table 7. Frequency of side effects among subjects with or without a history of COVID-19 and allergy to influenza vaccine. Data are given as n (%).
| Variables | AstraZeneca | Sputnik | Covaxin | Sinopharm | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| At least on side effect | No side effects | Total | At least on side effect | No side effects | Total | At least on side effect | No side effects | Total | At least on side effect | No side effects | Total | |
| Previous COVID-19 disease | ||||||||||||
| Yes | 102 (96.2) | 4 (3.8) | 106 (100) | 85 (89.5) | 10 (10.5) | 95 (100) | 16 (88.9) | 2 (11.1) | 18 (100) | 142 (45.7) | 169 (54.3) | 311 (100) |
| No | 188 (92.6) | 15 (7.4) | 203 (100) | 99 (83.2) | 20 (16.8) | 119 (100) | 31 (72.1) | 12 (27.9) | 43 (100) | 189 (32.6) | 390 (67.4) | 579 (100) |
| p-value | 0.209 | 0.189 | 0.197 | < 0.001 | ||||||||
| Allergy to influenza vaccine | ||||||||||||
| Yes | 6 (100) | 0 (0.0) | 6 (100) | 9 (75.0) | 3 (25.0) | 12 (100) | 3 (100) | 0 (0.0) | 3 (100) | 6 (85.7) | 1 (14.3) | 7 (100) |
| No | 283 (93.7) | 19 (6.3) | 302 (100) | 175 (86.6) | 27 (13.4) | 202 (100) | 44 (77.2) | 13 (22.8) | 57 (100) | 325 (36.8) | 558 (63.2) | 883 (100) |
| p-value | 1.000 | 0.382 | 1.000 | 0.012 | ||||||||