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. Author manuscript; available in PMC: 2009 Nov 17.
Published in final edited form as: Psychol Sci. 2009 Jan 23;20(2):144–148. doi: 10.1111/j.1467-9280.2009.02279.x

TABLE 2.

Final Hierarchical Regression Models for the Pre-School Activities Inventory

Group and predictor R2 β SE p
Boys and girls combined .73
 Fetal testosterone level .14 2.28 <.01
 Sex .77 1.94 <.001
Girls .11
 Fetal testosterone level .27 4.17 <.05
 Maternal age .18 0.09 >.05
Boys .04
 Fetal testosterone level .21 2.66 <.05
 Maternal age .20 0.12 <.05