Table 2. Clinical characteristics of cancer and non-cancer related venous thromboembolism (VTE) events at the time of VTE diagnosis.
| Cancer related VTE (n=116) | Non-cancer VTE(n=272) | |
|---|---|---|
| Total provoked* | 45.7 (53) | 47.4 (129) |
| Surgery** | 15.5 (18) | 18.4 (50) |
| Acute medical condition† | 14.7 (17) | 16.5 (45) |
| Trauma** | 2.6 (3) | 8.5 (23) |
| Immobilisation‡ | 19.0 (22) | 17.6 (48) |
| Other provoking factor§ | 6.0 (7) | 2.9 (8) |
The Tromsø Study 1994-2007.
Values are given as percentages with absolute numbers in parentheses.
*
One or more provoking factors, except for cancer.
**
Within 8 weeks before the VTE event.
†
Myocardial infarction, ischemic stroke or major infectious disease.
‡
Bed rest > 3 days, wheelchair, long haul travel >4 hours in the past 14 days.
§
Other provoking factor described by the physician, e.g. intravascular catheter.