Table 2.
IQ in patients in relation to age at diagnosis.
| - | Patients ≤ 5 years (n = 46) | Patients > 5 years (n = 54) | P value | ||
|---|---|---|---|---|---|
| Mean | SD | Mean | SD | ||
| F IQ | 69.48 | 7.65 | 92.45 | 11.35 | <0.05 |
| V IQ | 86.48 | 11.86 | 84.85 | 18.99 | >0.05 |
| P IQ | 45.96 | 12.49 | 98.41 | 18.98 | <0.05 |
| Verbal IQ subtests | |||||
| Information | 8.39 | 3.20 | 7.37 | 2.17 | >0.05 |
| Comprehension | 5.00 | 1.68 | 5.00 | 3.60 | >0.05 |
| - | Patients ≤ 5 years (n = 46) | Patients > 5 years (n = 54) | P value | ||
| Mean | SD | Mean | SD | ||
| Arithmetic | 10.13 | 2.70 | 8.78 | 2.19 | >0.05 |
| Similarities | 7.00 | 2.94 | 6.81 | 3.19 | >0.05 |
| Vocabulary | 3.65 | 3.02 | 4.37 | 3.33 | >0.05 |
| Digital span | 7.78 | 2.26 | 7.11 | 2.23 | >0.05 |
| Performance IQ subtests | |||||
| Picture completion | 8.22 | 3.50 | 8.44 | 2.71 | >0.05 |
| Picture arrangement | 2.83 | 2.13 | 6.48 | 3.51 | <0.05 |
| Block design | 2.60 | 4.30 | 8.50 | 4.20 | <0.01 |
| Object assembly | 5.80 | 2.40 | 8.00 | 2.70 | <0.05 |
| Coding | 7.35 | 4.97 | 13.00 | 4.05 | <0.05 |
| Mazes | 9.78 | 2.47 | 8.95 | 2.25 | >0.05 |
SD: Standard Deviation; IQ: Intelligence Quotient; FIQ: Full Scale IQ; PIQ: Performance IQ; VIQ: Verbal IQ