| Specifics about the disease | Number, n | Percentage (%) | |
| Duration of sickle cell status | <5 years | 141 | 38.3 |
| ≥5 years | 227 | 61.7 | |
| Number of crises per year | <5 | 234 | 63.6 |
| ≥5 | 134 | 36.4 | |
| Number of hospitalizations per year | ≤3 | 336 | 91.3 |
| >3 | 32 | 8.7 | |
| Total | 368 | 100 | |