TABLE 4.
Experience with the use of hydroxyurea
| Experience | Before using HU n (%) | Currently using HU n (%) |
|---|---|---|
| Number of VOC per year | — | — |
| 0–1 | 47 (12.5) | 240 (63.5) |
| 2–3 | 140 (37) | 92 (24.4) |
| 4–5 | 106 (28.1) | 29 (7.7) |
| 6–7 | 29 (7.7) | 4 (1.1) |
| >7 | 53 (14) | 9 (2.5) |
| Number of hospital admission per year | — | — |
| 0–1 | 161 (42.6) | 308 (81.5) |
| 2–3 | 129 (34.1) | 50 (13.2) |
| 4–5 | 57 (15.1) | 15 (4.0) |
| 6–7 | 13 (3.5) | 1 (0.3) |
| >7 | 16 (4.4) | 1 (0.3) |
| Number of transfusion | — | — |
| 0 | 123 (32.5) | 260 (68.8) |
| 1–3 | 187 (49.5) | 77 (20.4) |
| >3 | 45 (11.9) | 15 (4.0) |
| PCV% | — | — |
| <20 | 36 (21.4) | 8 (4.8) |
| 20–25 | 106 (63.1) | 64 (38.1) |
| >25 | 26 (15.5) | 96 (57.1) |
| Minimum PCV (Min) | 14% | 18% |
| Maximum PCV (Max) | 39% | 39% |