Table 3. Duration of hospitalization among the study participants with only one painful crisis attack per year.
| Duration of hospitalization (days) | Frequency | Percentage |
| Less than 4 | 13 | 31% |
| 4–9 | 19 | 45.2% |
| 10–15 | 9 | 21.4% |
| More than15 | 1 | 2.4% |
| Total | 42 | 100% |
| Duration of hospitalization (days) | Frequency | Percentage |
| Less than 4 | 13 | 31% |
| 4–9 | 19 | 45.2% |
| 10–15 | 9 | 21.4% |
| More than15 | 1 | 2.4% |
| Total | 42 | 100% |