Table 1.
Patient characteristics and risk factors in 281 patients with first-time VTE, grouped by age
| All (n = 281) | 18-64 years (n = 92) | 65-79 years (n = 100) | 80 years and over (n = 89) | |
|---|---|---|---|---|
| Male |
128 (45.6) |
47 (51.1) |
54 (54.0) |
27 (30.3) |
| Mean age (years) |
70.0 ± 15.2 |
52.3 ± 10.8 |
72.7 ± 4.2 |
85.5 ± 4.1 |
|
Risk factors |
|
|
|
|
| Recent hospitalizationa |
120 (42.7) |
39 (42.4) |
44 (44.0) |
37 (41.6) |
| Recent surgical interventiona |
42 (14.9) |
23 (25.0) |
11 (11.0) |
8 (9.0) |
| Recent immobilization >48 hoursa |
42 (14.9) |
17 (18.5) |
13 (13.0) |
12 (13.5) |
| Recent traumaa |
15 (5.3) |
7 (7.6) |
6 (6.0) |
2 (2.2) |
| Recent cast therapya |
5 (1.8) |
3 (3.3) |
2 (2.0) |
0 (0) |
| Recent travel > 8 hoursa |
4 (1.4) |
3 (3.3) |
1 (1.0) |
0 (0) |
| Concurrent malignancy |
88 (31.3) |
24 (26.1) |
45 (45.0) |
19 (21.3) |
| Malignancy diagnosed within 2 years of VTE event |
7 (2.5) |
2 (2.2) |
4 (4.0) |
1 (1.1) |
| Central venous line |
27 (9.6) |
13 (14.1) |
12 (12.0) |
2 (2.2) |
| Positive heredity for VTE |
7 (2.5) |
5 (5.4) |
2 (2.0) |
0 (0) |
| Coagulation disorder |
7 (2.5) |
7 (7.6) |
0 (0) |
0 (0) |
| Hormone therapyb |
7 (4.6) |
5 (11.1) |
0 (0) |
2 (3.2) |
| Pregnancyb |
0 (0) |
0 (0) |
0 (0) |
0 (0) |
| Postpartumb |
1 (0.7) |
1 (2.2) |
0 (0) |
0 (0) |
|
No risk factors |
116 (41.3) |
29 (31.5) |
35 (35.0) |
52 (58.4) |
| VTE prophylaxis at diagnosis | 11 (3.9) | 2 (2.2) | 5 (5.0) | 4 (4.5) |
Values represent the mean ± SD or n (%); VTE = venous thromboembolism.
a = Within 60 days before the VTE event.
b = Percentage of female patients only.