Table 3.
Timing of thrombotic and hemorrhagic events
| Variable | ET (n = 139) | pre-PMF (n = 42) | PV (n = 124) | PMF (n = 30) | Total (n = 335) |
|---|---|---|---|---|---|
| Thrombotic events | |||||
| Before diagnosis | 22 (15.8) | 8 (19.0) | 19 (15.3) | 4 (13.3) | 53 (15.8) |
| At diagnosis | 17 (12.2) | 5 (11.9) | 16 (12.9) | 0 | 38 (11.3) |
| After diagnosis | 4 (2.9) | 3 (7.1) | 14 (11.3) | 0 | 21 (6.3) |
| Total | 43 (30.9) | 16 (38.1) | 49 (39.5) | 4 (13.3) | 112 (33.4) |
| Hemorrhagic events | |||||
| Before diagnosis | 4 (2.9) | 2 (4.8) | 4 (3.2) | 0 | 10 (3.0) |
| At diagnosis | 1 (0.7) | 2 (4.8) | 2 (1.6) | 0 | 5 (1.5) |
| After diagnosis | 4 (2.9) | 0 (0.0) | 7 (5.6) | 1 (3.3) | 12 (3.6) |
| Total | 9 (6.5) | 4 (9.5) | 13 (10.5) | 1 (3.3) | 27 (8.1) |
Values are presented as number (%).
ET, essential thrombocythemia; pre-PMF, prefibrotic/early primary myelofibrosis; PV, polycythemia vera; PMF, primary myelofibrosis.