Table 1. Patient Characteristics (n = 72).
| Characteristic | Number of Patients (%) |
|---|---|
| Median age |
years (range) 64 (39 – 88) |
| Sex |
male 49 (68%) |
| female 23 (32%) | |
| ECOG performance status |
0: 30 (42%) |
| 1: 41 (57%) | |
| 2: 1 (1%) | |
| Prior radiation |
5 (7%) |
| Prior surgery |
15 (21%) |
| Prior systemic therapy (adjuvant) |
7 (10%) |
| Prophylactic anticoagulation |
aspirin 57 (79%) |
| warfarin* 9 (13%) | |
| LMWH 4 (5%) | |
| none 2 (3%) | |
| Prior history of venous thromboembolic events | 6 (8%) |
*
Pre-existing full-dose warfarin, four patients; prophylactic low-dose warfarin (1–2 mg), five patients