Table 5.

Correlations among brainstem, cognitive, and years of maternal education variables^{^a}

	Response Consistency	Speech Encoding	Spontaneous Activity	IQ	TOSWRF	TOWRE	Basic Reading	Spelling	Digits Reversed	Auditory Working Memory	Years of maternal education (n = 46)
Response Consistency		0.718^**	−0.445^**	0.069	0.009	0.107	0.071	0.153	0.127	−0.031	0.430^**
Speech Encoding	0.718^**		−0.093	−0.051	−0.003	0.108	0.011	0.001	0.154	0.022	0.336^*
Spontaneous Activity	−0.445^**	−0.093		−0.046	−0.119	0.045	−0.075	−0.175	−0.073	0.012	−0.24
IQ	0.069	−0.051	−0.046		0.219	0.346^**	0.512^**	0.399^**	0.293^*	0.374^**	−0.053
TOSWRF	0.009	−0.003	−0.119	0.219		0.432^**	0.380^**	0.433^**	0.006	0.156	0.022
TOWRE	0.107	0.108	0.045	0.346^**	0.432^**		0.699^**	0.641^**	0.151	0.265^*	0.047
Basic Reading	0.071	0.011	−0.075	0.512^**	0.380^**	0.699^**		0.743^**	0.248^*	0.399^**	0.133
Spelling	0.153	0.001	−0.175	0.399^**	0.433^**	0.641^**	0.743^**		0.155	0.350^**	0.063
Digits Reversed	0.127	0.154	−0.073	0.293^*	0.006	0.151	0.248^*	0.155		0.608^**	0.026
Auditory Working Memory	−0.031	0.022	0.012	0.374^**	0.156	0.265^*	0.399^**	0.350^**	0.608^**		−0.074
Years of maternal education	0.430^**	0.336^*	−0.24	−0.053	0.022	0.047	0.133	0.063	0.026	−0.074

↵^aComparisons with years of maternal education was performed on a subset of the group (n = 46). All other comparisons included the full dataset (n = 66).
↵*p < 0.05;
↵**p < 0.01.