Erythropoietin Levels Before and After Phlebotomy Therapy (N = 20)
| . | Before Phlebotomies . | After Phlebotomies . | P . |
|---|---|---|---|
| . | Median (range) . | Median (range) . | . |
| Hematocrit (%) | 66 (55-77) | 48 (37-60) | <.001 |
| Erythropoietin (U/mL)7-150 | 51 (23-649) | 121 (29-649) | .007 |
| . | Before Phlebotomies . | After Phlebotomies . | P . |
|---|---|---|---|
| . | Median (range) . | Median (range) . | . |
| Hematocrit (%) | 66 (55-77) | 48 (37-60) | <.001 |
| Erythropoietin (U/mL)7-150 | 51 (23-649) | 121 (29-649) | .007 |
Mean ± SD of 51 ± 23 U/mL in 10 healthy controls (range, 20-85).