TABLE 1.
Demographic and Clinical Characteristics of Children with Sickle Cell Disease in the Laboratory Trial (N = 14) and Home/School Crossover Trial (N = 20)
| Laboratory Trial | Home/School Crossover Trial | |||||||
|---|---|---|---|---|---|---|---|---|
| Mean | SD | N | % | Mean | SD | N | % | |
| WASI FSIQ | 93.57 | 14.02 | 86.58 | 9.89 | ||||
| Repeat a grade | 5 | 36 | 10 | 50 | ||||
| Special Education | 7 | 50 | 9 | 45 | ||||
| Mother’s level of Education | ||||||||
| Did not complete high school | 1 | 7 | 2 | 10 | ||||
| Completed high school | 6 | 43 | 7 | 35 | ||||
| Some college/technical school | 3 | 21 | 3 | 15 | ||||
| Graduate degree | 2 | 14 | 3 | 15 | ||||
| Unknown | 2 | 14 | 5 | 25 | ||||
| Father’s level of Education | ||||||||
| Did not complete high school | 1 | 7 | 1 | 5 | ||||
| Completed high school | 7 | 50 | 8 | 40 | ||||
| Some college/technical school | 0 | 0 | 0 | 0 | ||||
| Graduate degree | 2 | 14 | 0 | 0 | ||||
| Unknown | 4 | 29 | 11 | 55 | ||||
| Family Income | ||||||||
| Less than $10,000 | 4 | 29 | 5 | 25 | ||||
| $10,000 to $19,000 | 1 | 7 | 3 | 15 | ||||
| $20,000 to $30,000 | 5 | 36 | 2 | 10 | ||||
| $31,000 to $40,000 | 2 | 14 | 1 | 5 | ||||
| More than $40,000 | 1 | 7 | 3 | 15 | ||||
| Unknown | 1 | 7 | 6 | 30 | ||||
WASI FSIQ = Wechsler Abbreviated Scale of Intelligence – full scale intelligence quotient.