| Variable | Number of Patients | Percentage of Patients |
|---|---|---|
| Male | 880 | 66.3 |
| Female | 448 | 33.7 |
| <1 year | 23 | 1.73 |
| 1 to 4 years | 454 | 34.18 |
| 5 to 9 years | 450 | 33.88 |
| 10–14 years | 401 | 30.19 |
| Bahrain | 1128 | 84.94 |
| Asia Pacific | 56 | 4.22 |
| EUa/USAb | 9 | 0.68 |
| North Africa | 22 | 1.66 |
| Other GCCc | 12 | 0.9 |
| Unknown | 25 | 1.88 |
| West Asia | 76 | 5.72 |