Table 1.
Incidence of venous thromboembolic events among the different studies.
| References | Patient number and setting | Thromboembolic events | Study relevance |
|---|---|---|---|
| Cui et al. (2020) | 81, ICU | Incidence of VTE is 25% | Retrospective and single-center study |
| Demelo-Rodriguez et al. (2020) | 156, non ICU | Incidence of asymptomatic DVT is 15% | Prospective and single-center study |
| Helms et al. (2020) | 150, ICU | 43% of VTE of which 17% is PE | Prospective and multicentric study |
| Klok et al. (2020a) | 184 | Cumulative incidence of VTE of 31% (CTPA confirmed in 27%) of which 81% is PE | Prospective and multicentric study |
| Llitjos et al. (2020) | 26, ICU | Cumulative incidence of peripheral VTE of 69% of which 23% is PE | Retrospective and single-center study |
| Lodigiani et al. (2020) | 388 | Cumulative rate of VTE is 21% (28% in ICU and 7% in the general ward) | Retrospective and single-center study |
| Marone and Rinaldi (2020) | 30, non ICU | 53% with positive signs or symptoms suggestive of DVT | Retrospective and single-center study |
| Middeldorp et al. (2020) | 198 | Cumulative incidence of VTE is 26% at D7, 47% at D14, 59% at D21 in ICU | Retrospective and single-center study |
| Poissy et al. (2020) | 107, ICU | Cumulative incidence of PE is 21% | Retrospective and single-center study |
| Ren et al. (2020) | 48, ICU | 86% of lower extremity DVT of which 75% are distal and 10% proximal | Retrospective and multicentric study |
| Spiezia et al. (2020) | 22, ICU | 23% of DVT | Retrospective and single-center study |
| Zhang L et al. (2020a) | 143 | 47% developed lower extremity DVT (35% proximal and 65% distal) | Retrospective and single-center study |
ICU, intensive care unit; VTE, venous thromboembolism; DVT, deep vein thrombosis; CTPA, computed tomography pulmonary angiogram; PE, pulmonary embolism; D, day.