Clinical characteristics
| Characteristic . | Patients (n = 4480) . | Partner controls (n = 2926) . | RDD controls (n = 2638) . |
|---|---|---|---|
| General | |||
| Male | 2040 (46) | 1430 (49) | 1124 (43) |
| Age at enrollment, mean (range) | 49 (18-70) | 49 (18-70) | 46 (18-70) |
| VT characteristics | |||
| DVT only | 2635 (59) | ||
| Pulmonary embolism ± DVT | 1845 (41) | ||
| No provoking risk factors* | 2006 (45) | 2378 (81) | 1934 (73) |
| Provoking risk factors* | 2474 (55) | 548 (19) | 704 (27) |
| Cardiovascular risk factors | |||
| Normal weight (BMI 18.5-25 kg/m2) | 1490 (37) | 1205 (45) | 1276 (54) |
| Overweight (BMI > 25 kg/m2) | 1665 (42) | 1084 (40) | 812 (34) |
| Obesity (BMI > 30 kg/m2) | 817 (21) | 412 (15) | 274 (12) |
| Nonsmoking | 1413 (35) | 1050 (38) | 1013 (42) |
| Previous smoking | 1247 (30) | 830 (30) | 674 (28) |
| Current smoking | 1421 (35) | 892 (32) | 745 (31) |
| Characteristic . | Patients (n = 4480) . | Partner controls (n = 2926) . | RDD controls (n = 2638) . |
|---|---|---|---|
| General | |||
| Male | 2040 (46) | 1430 (49) | 1124 (43) |
| Age at enrollment, mean (range) | 49 (18-70) | 49 (18-70) | 46 (18-70) |
| VT characteristics | |||
| DVT only | 2635 (59) | ||
| Pulmonary embolism ± DVT | 1845 (41) | ||
| No provoking risk factors* | 2006 (45) | 2378 (81) | 1934 (73) |
| Provoking risk factors* | 2474 (55) | 548 (19) | 704 (27) |
| Cardiovascular risk factors | |||
| Normal weight (BMI 18.5-25 kg/m2) | 1490 (37) | 1205 (45) | 1276 (54) |
| Overweight (BMI > 25 kg/m2) | 1665 (42) | 1084 (40) | 812 (34) |
| Obesity (BMI > 30 kg/m2) | 817 (21) | 412 (15) | 274 (12) |
| Nonsmoking | 1413 (35) | 1050 (38) | 1013 (42) |
| Previous smoking | 1247 (30) | 830 (30) | 674 (28) |
| Current smoking | 1421 (35) | 892 (32) | 745 (31) |
Some data were missing for some participants in some subgroups. Continuous variables are denoted as the mean (range), and categorical variables as a number (%).
Provoking risk factors include surgery, malignancy, immobilization, hormone use, and pregnancy.