Table I.
Baseline data.
| Total | Whole blood phlebotomy | Apheresis | Difference/significance2 | |
|---|---|---|---|---|
| Number of patients, n (%) | 62 (100) | 32 (52) | 30 (48) | n.s. |
| Age, years (SD) | 43 (11.6) | 43 (12.6) | 43 (10.6) | 0 |
| Male, N (%) | 56 (90) | 29 (911) | 26 (871) | n.s. |
| Female, N (%) | 6 (10) | 3 (91) | 3 (131) | n.s. |
| C282Y homozygous, N (%) | 36 (58) | 17 (531) | 19 (631) | n.s. (P=0.77) |
| Compound heterozygous, N (%) | 19 (31) | 10 (311) | 9 (301) | 0 |
| Haemoglobin, g/dL, mean (SD) | 15.4 (1.0) | 15.3 (1.1) | 15.4 (1.1) | 0 |
| Ferritin, μg/L, median (range) | 671 (283–4179) | 678 (283–4179) | 664 (331–2558) | n.s. |
| Transferrin saturation, %, median (range) | 66 (13–97) | 66 (25–97) | 66 (13–95) | 0 |
1
Percentages of the whole blood phlebotomy group and the apheresis group, respectively;
2
n.s.: not significant.