Hydroxycarbamide therapy by BMI group in patients with HbSS genotype
| BMI group | Hydroxycarbamide therapy, n (%) | P values | |
| Yes (n=104) | No (n=169) | ||
| Low (≤5th percentile) | 6 (5.8) | 11 (6.5) | 0.477 |
| Normal (6th-84th percentile) | 81 (77.9) | 139 (82.2) | |
| High (≥85th percentile) | 17 (16.3) | 19 (11.2) | |
BMI, body mass index; HbSS, homozygous haemoglobin.