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Age and cognitive ability (means (M), standard deviations (SD) and range for MPS IIIB and MPS IIIA.
| MPS IIIB (without outliers) |
MPS IIIA |
|||
|---|---|---|---|---|
| M (SD) | Range | M (SD) | Range | |
| Age (years) | 12.94 (7.01) | 6.28–23.95 | 9.95 (4.46) | 6.41–18.33 |
| Cognitive age equivalent (months) | 16.25 (8.40) | 8–28 | 16.89 (12.56) | 6–45 |
| Developmental quotienta | 14.75 (13.00) | 3–37 | 14.79 (7.79) | 3–26 |
Calculated using age equivalent score divided by chronological age (Delaney et al.).
