TABLE 3.
Comparison between subjects with and without DVT
| Characteristic | DVT (n = 10) | No DVT (n = 74) | P |
|---|---|---|---|
| Mean age, years ± SD | 72.0 ± 11.3 | 67.0 ± 13.8 | n.s. |
| Men, n (%) | 7 (70.0) | 54 (73.0) | n.s. |
| Obesity, n (%) | 2 (20.0) | 13 (17.5) | n.s. |
| Hypertension, n (%) | 6 (60.0) | 39 (52.7) | n.s. |
| Type 2 diabetes mellitus, n (%) | 1 (10.0) | 17 (22.9) | n.s. |
| CAD and/or CVD, n (%) | 0 (0.0) | 11 (14.8) | n.s. |
| Cancer (previous or current), n (%) | 4 (40.0) | 10 (13.5) | <.05 |
| Previous VTE, n (%) | 1 (10.0) | 2 (2.7) | n.s. |
| Trauma or recent surgery, n (%) | 0 (0.0) | 8 (10.8) | n.s. |
| Acute infectious disease, n (%) | 84 (100.0) | 74 (100.0) | n.s. |
| Reduced mobility, n (%) | 10 (100.0) | 62 (83.7) | n.s. |
| Acute respiratory failure/ oxygen supplementation, n (%) | 10 (100.0) | 62 (83.7) | n.s. |
| High flow nasal oxygen therapy or NIV | 6 (60.0) | 9 (8.1) | <.01 |
| Mean haemoglobin level, g/L ± SD | 13.5 ± 1.8 | 12.8 ± 2.1 | n.s. |
| Mean white blood cell count, 109xL ± SD | 6892 ± 3111 | 5688 ± 2776 | n.s. |
| Mean platelet count, 109xL ± SD | 218 ± 106 | 272 ± 121 | n.s. |
| Mean D‐dimer level, μg/L ± SD | 6009 ± 8218 | 3840 ± 6950 | n.s. |
| D‐dimer > 1500 μg/L, n (%) | 8 (80.0) | 38 (51.3) | n.s. |
| D‐dimer > 3000 μg/L, n (%) | 6 (60.0) | 17 (22.9) | <.05 |
| Mean fibrinogen level, mg/dL ± SD | 560 ± 151 | 491 ± 171 | n.s. |
| Mean PT, seconds ± SD | 11.4 ± 1.0 | 11.3 ± 0.7 | n.s. |
| PPS, mean ± SD | 5.5 ± 1.1 | 5.1 ± 1.7 | n.s. |
| Mean length of hospital stay at the time of CUS, days ± SD | 6.2 ± 2.3 | 5.7 ± 2.2 | n.s. |
Abbreviations: CAD, coronary artery disease; CUS, compression ultrasonography; CVD, cardiovascular disease; DVT, deep vein thrombosis; NIV, non‐invasive ventilation; PPS, Padua Prediction Score; PT, prothrombin time; VTE, venous thromboembolism.