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. Author manuscript; available in PMC: 2011 Jan 1.
Published in final edited form as: Am J Psychiatry. 2009 Nov 16;167(1):40–46. doi: 10.1176/appi.ajp.2009.07010051

Table 1.

Spearman Correlations Among Risk Factors and Longitudinal Inhibition Score

Exposure to maternal stress, birth to age 4.5 years Early behavioral inhibition, age 4.5 years Afternoon basal cortisol levels, age 4.5 years Longitudinal inhibition score, Grades 1, 3, 5, 7, 9
Child gender (0 = boys; 1 = girls) .017 .127 * .139 * .265 **
Exposure to maternal stress, birth to age 4.5 years -- -.084 .137 * .225 **
Early behavioral inhibition, age 4.5 years -- .041 .224 **
Afternoon basal cortisol levels, age 4.5 years -- .209 **

N = 238

*

p < .05;

**

p < .01

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