WISC scales | Mean scaled score | Mean IQ score | Maximum score | Minimum score |
---|---|---|---|---|
Full IQ | 19.5 ± 7.9 | 44.0 ± 4.6 | 56 | 40 |
Verbal comprehension index | 5.2 ± 2.1 | 50.3 ± 5.1 | 61 | 45 |
Working memory index | 3.0 ± 1.4 | 52.2 ± 3.3 | 65 | 50 |
Perceptual reasoning index | 8.9 ± 4.4 | 56.7 ± 8.8 | 79 | 45 |
Processing speed index | 3.2 ± 1.8 | 53.7 ± 5.2 | 70 | 50 |