Table 4.
Number of symptoms reported in VAERS, restricted to the US population, for the year 2021, for various specific types of thrombosis, showing total counts for COVID-19 vaccines and for all vaccines. Pulmonary embolism, a highly related symptom, is also shown.
| Symptom | Covid-19 Vaccines | All Vaccines | Percent COVID-19 |
|---|---|---|---|
| Thrombosis | 3,899 | 3,951 | 98.7 |
| Deep vein thrombosis | 2,275 | 2,297 | 99.0 |
| Pulmonary thrombosis | 631 | 646 | 97.7 |
| Cerebral thrombosis | 211 | 215 | 98.1 |
| Portal vein thrombosis | 89 | 90 | 98.9 |
| Superficial vein thrombosis | 81 | 81 | 100 |
| Peripheral artery thrombosis | 74 | 74 | 100 |
| Mesenteric vein thrombosis | 55 | 56 | 98.2 |
| Venous thrombosis | 41 | 41 | 100 |
| TOTAL | 7,356 | 7,451 | 98.7 |
| Pulmonary embolism | 3,100 | 3,137 | 98.8 |