Table 2 Clinical/Demographic Characteristics of 37 Children with SCA Assessed with TCD

Gender, N (%)

 Male

28 (75.0%)

 Female

9 (25.0%)

Age, N (%)

 Median (Q1, Q3)

4.00 (2.0–10.0)

Genotype N (%),

 SS

19 (51.3%)

 Sβ

8 (21.6%)

 Sα

1 (2.7%)

 FS

5 (13.5%)

 SC

4 (10.8%)

Years of follow-up

 Median (Q1, Q3)

6.00 (5.00–7.00)

No. TCD performed

 Median (Q1, Q3)

4.00 (2.00–5.00)

TCD screening, N (%)

 Conditional

8 (21.6%)

 Altered

1 (2.7%)

Treatment

 Hydroxyurea

14 (37.8%)

 Prophylactic transfusion

4 (11.8%)