VTE risk factors for patients admitted to ED based on the Padua Risk Prediction Score of study participants at EDs of AaBET, TASH and SPHMMC from June to September 2023 (n=422)
| Padua VTE risk factors | Score | N (%) | |||
| ABET | SPHMMC | TASH | Total | ||
| Active cancer | 3 | 1 (0.2%) | 16 (3.8%) | 70 (16.6%) | 87 (20.6%) |
| Previous VTE | 3 | 1 (0.2%) | 5 (1.2%) | 1 (0.2%) | 7 (1.7%) |
| Reduced mobility | 3 | 112 (26.5%) | 74 (17.5%) | 82 (19.4%) | 268 (63.5%) |
| Known thrombophilia | 3 | 0 (0%) | 0 (0%) | 2 (0%) | 2 (0.5%) |
| Trauma and/or surgery | 2 | 110 (26.1%) | 4 (0.9%) | 9 (2.1%) | 123 (29.1%) |
| Age ≥70 years | 1 | 24 (5.7%) | 27 (6.4%) | 33 (7.8%) | 84 (19.9%) |
| Heart/respiratory failure | 1 | 8 (1.9%) | 18 (4.3%) | 27 (6.4%) | 53 (12.6%) |
| Acute MI/ischaemic stroke | 1 | 17 (4%) | 12 (2.8%) | 18 (4.3%) | 47 (11.1%) |
| Infection/rheumatoid | 1 | 30 (7.1%) | 57 (13.5%) | 115 (27.3%) | 202 (47.9%) |
| Obesity | 1 | 1 (0.2%) | 3 (0.7%) | 3 (0.7%) | 7 (1.7%) |
| Hormonal therapy | 1 | 4 (0.9%) | 10 (2.4%) | 10 (2.4%) | 24 (5.7%) |
AaBET, Addis Ababa Burn Emergency and Trauma Hospital; ED, emergency department; MI, myocardial infarction; SPHMMC, St. Paulos Hospital Millennium Medical College; TASH, Tikur Anbesa Specialized Hospital; VTE, venous thromboembolism.