Table 1.
Individual profile of neuropsychological performance of the study participants on individual and composite indices; group statistics (mean and standard deviation) compared to test norms given below.
| Case | NF1 | Visual function | Aid | Visual perception | Cognitive function | Scholastic attainment | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MRP | VMI | GVP | VC | PR | WM | PS | FSIQ | GA | R | M | WL | OL | TC | ||||
| P1 | Yes | Normal | No | A | A | A | A | A | – | A | A | A | A | A | − | A | − |
| P2 | Yes | M – Normal | No | — — | — — | — — | A | A | – | A | A | A | A | + | A | A | A |
| P3 | Yes | Normal | No | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
| P4 | Yes | Moderate VI | Yes | − | — — | — — | A | — — | − | — — | — — | − | — | — — | — — | − | — — |
| P5 | Yes | Normal | No | − | — — | − | n. t. | n. t. | n. t. | n. t. | n. t. | n. t. | n. t. | n. t. | n. t. | n. t. | n. t. |
| P6 | Yes | Normal | No | A | A | A | n. t. | n. t. | n. t. | n. t. | n. t. | n. t. | n. t. | n. t. | n. t. | n. t. | n. t. |
| P7 | Yes | Severe VI | Yes | — — | − | − | — — | A | − | − | − | − | − | − | − | — — | − |
| P8 | No | M – Normal | No | A | A | A | − | + | A | A | A | A | A | A | A | − | A |
| P9 | No | Mild VI | No | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
| P10 | No | Severe VI | Yes | − | — — | — — | + | A | A | A | A | A | A | + + | A | A | + |
| P11 | No | Severe VI | Yes | − | — — | — — | A | A | A | — — | A | A | A | A | − | A | A |
| P12 | No | Severe VI | Yes | A | A | A | A | − | A | A | − | − | A | A | A | − | A |
| M | 87.4* | 83.5* | 84.5* | 91.5 | 95.5 | 85.4* | 87.5* | 88.2* | 93.0 | 93.8 | 98.8 | 89.0* | 88.5* | 91.4 | |||
| SD | 14.0 | 17.8 | 15.8 | 13.7 | 16.9 | 8.9 | 15.0 | 11.3 | 11.8 | 13.2 | 18.6 | 13.5 | 14.2 | 14.0 | |||
MRP = Motor-Reduced Perception; VMI = Visual-Motor Integration; GVP = General Visual Perception; VC = Verbal Comprehension; PR = Perceptual Reasoning; WM = Working Memory; PS = Processing Speed; FSIQ = Full-Scale IQ; GA = General Ability; R = Reading; M = Mathematics; WL = Written Language; OL = Oral Language; TC = Total Composite.
Visual function: VI = Visual Impairment, M = Monocular vision.
Scores: “A” = between + 1 and −1 SD; “−” = between −1 and −2 SD.; “— —” = below −2SD.; “+” = between + 1 and + 2 SD; “++” = above + 2 SD; “n. t.” = not tested.
*P < 0.05 at least.