Demographics and clinical characteristics
| Feature . | Median (range) . | N . | Rate, % . |
|---|---|---|---|
| Age, y | 53 (14-85) | ||
| Sex, male/female | 358/284 | 56/44 | |
| Constitutional symptoms | 134 | 21 | |
| Palpable splenomegaly | 289 | 45 | |
| Palpable hepatomegaly | 112 | 17 | |
| Hemoglobin, g/L | 81 (27.0-197) | ||
| WBC count, × 10e9/L | 6.3 (0.42-269) | ||
| Platelet count, × 10e9/L | 113 (1-1500) | ||
| Blood blasts at least 1% | 115 | 12 | |
| JAK2V617F | 159/238 | 67 | |
| Chromosome abnormality | 54/186 | 29 |
| Feature . | Median (range) . | N . | Rate, % . |
|---|---|---|---|
| Age, y | 53 (14-85) | ||
| Sex, male/female | 358/284 | 56/44 | |
| Constitutional symptoms | 134 | 21 | |
| Palpable splenomegaly | 289 | 45 | |
| Palpable hepatomegaly | 112 | 17 | |
| Hemoglobin, g/L | 81 (27.0-197) | ||
| WBC count, × 10e9/L | 6.3 (0.42-269) | ||
| Platelet count, × 10e9/L | 113 (1-1500) | ||
| Blood blasts at least 1% | 115 | 12 | |
| JAK2V617F | 159/238 | 67 | |
| Chromosome abnormality | 54/186 | 29 |