Table 2.
Characteristics of the VTE index event.
| Total N = 993 M(IQR)/N(%) |
Occult Cancer N = 53 M(IQR)/N(%) |
Absence of Cancer N = 940 M(IQR)/N(%) |
p | |
|---|---|---|---|---|
| Index event | ||||
| PE | 868 (87.4) | 46 (86.8) | 822 (87.4) | 1 |
| PE only | 276 (27.8) | 10 (18.9) | 266 (28.3) | 0.18 |
| PE + DVT | 592 (59.6) | 36 (67.9) | 556 (59.1) | 0.26 |
| DVT only | 125 (12.6) | 7 (13.2) | 118 (12.6) | 1 |
| D-dimer (N = 764) | 3280 (1800–7570) | 3200 (2085–7770) | 3280 (1800–7562) | 0.99 |
| Provoked | 340 (35.1) | 11 (33.3) | 329 (35.2) | 0.97 |
| Length of hospital stay | 6 (4–8) | 8 (6–13) | 6 (4–8) | <0.0001 |
| DVT extension | ||||
| DVT lower limbs | 683 (68.8) | 42 (79.2) | 641 (68.2) | 0.12 |
| Distal | 198 (19.9) | 15 (28.3) | 183 (19.5) | 0.16 |
| Proximal | 380 (38.3) | 19 (35.8) | 361 (38.4) | 0.82 |
| Bilateral | 105 (10.6) | 8 (15.1) | 97 (10.3) | 0.46 |
| USVT | 56 (5.6) | 4 (7.5) | 52 (5.5) | 0.53 |
| Concomitant DVT lower limbs and USVT | 22 (2.2) | 3 (5.7) | 19 (2) | 0.08 |
DVT: deep vein thrombosis; IQR: interquartile range; M: median; N: number; PE: pulmonary embolism; USVT: unusual site venous thrombosis.