Table 3.

Differences in means between groups for neurocognitive measures and neuroimaging volumes.

Neurocognitive Measures	MPS II [Age<25] - Control (95% CI)	P-value
IQ	−13.83 (−24.25, − 3.41)	0.012
Errors of omission	−8.29 (−24.07, 7.48)	0.274
Errors of commission	−6.23 (−19.43, 6.98)	0.338
Variability (VAR)	−17.52 (−35.32, 0.27)	0.053
Reaction time (RT)	−7.64 (−25.53, 10.25)	0.376
Neuroimaging Volumes (mL)
Corpus callosum (CC)	−0.66 (−0.96, −0.35)	<0.001
Cortical white matter (WM)	3.66 (−26.67, 33.99)	0.807
Cortical gray matter (GM)	19.51 (−16.13, 55.14)	0.267
Frontal lobes (FL)	9.71 (−3.67, 23.09)	0.146