Patient characteristics of study cohort
| Patient characteristics . | Number, (%) (cohort, N = 96) . |
|---|---|
| Age at initial PE (y) | |
| <1 | 2 (2) |
| 1-5 | 2 (2) |
| 5-12 | 9 (9) |
| >12 | 84 (88) |
| Sex | |
| Male | 39 (41) |
| Female | 57 (59) |
| Thrombosis risk factors | |
| BMI ≥ 30 | 38 (40) |
| Combined oral contraceptives | 27 (28) |
| Central venous catheter | 20 (21) |
| Identified thrombophilia | 18 (19) |
| FVL | 9 (9) |
| PGM | 3 (3) |
| APS | 3 (3) |
| Protein S deficiency | 1 (1) |
| FVL + PGM | 1 (1) |
| Concurrent extremity VTE | 13 (14) |
| VTE history | 9 (9) |
| Recent surgery | 9 (9) |
| Recent infection | 6 (6) |
| Immobility because of injury | 3 (3) |
| Medical conditions | |
| Congenital heart disease | 11 (11) |
| Autoimmune disease | 9 (9) |
| Asthma | 7 (7) |
| May Thurner syndrome | 4 (4) |
| Renal disease | 3 (3) |
| Other | 27 (28) |
| None | 31 (32) |
| Risk level of initial PE | |
| Low risk | 76 (78) |
| Intermediate risk | 19 (20) |
| High risk | 2 (2) |
| Patient characteristics . | Number, (%) (cohort, N = 96) . |
|---|---|
| Age at initial PE (y) | |
| <1 | 2 (2) |
| 1-5 | 2 (2) |
| 5-12 | 9 (9) |
| >12 | 84 (88) |
| Sex | |
| Male | 39 (41) |
| Female | 57 (59) |
| Thrombosis risk factors | |
| BMI ≥ 30 | 38 (40) |
| Combined oral contraceptives | 27 (28) |
| Central venous catheter | 20 (21) |
| Identified thrombophilia | 18 (19) |
| FVL | 9 (9) |
| PGM | 3 (3) |
| APS | 3 (3) |
| Protein S deficiency | 1 (1) |
| FVL + PGM | 1 (1) |
| Concurrent extremity VTE | 13 (14) |
| VTE history | 9 (9) |
| Recent surgery | 9 (9) |
| Recent infection | 6 (6) |
| Immobility because of injury | 3 (3) |
| Medical conditions | |
| Congenital heart disease | 11 (11) |
| Autoimmune disease | 9 (9) |
| Asthma | 7 (7) |
| May Thurner syndrome | 4 (4) |
| Renal disease | 3 (3) |
| Other | 27 (28) |
| None | 31 (32) |
| Risk level of initial PE | |
| Low risk | 76 (78) |
| Intermediate risk | 19 (20) |
| High risk | 2 (2) |
FVL, factor V Leiden mutation; PGM, prothrombin gene mutation.