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. Author manuscript; available in PMC: 2009 Jun 1.
Published in final edited form as: Infant Behav Dev. 2009 Feb 23;32(2):195–207. doi: 10.1016/j.infbeh.2008.12.008

Table 3.

Results of hierarchical regression analysis predicting CBCL internalizing and externalizing scores at 36 months.

Internalizing scores
Externalizing scores
B (S.E.) B (S.E.) B (S.E.) B (S.E.)
Onset of nonstandard schedule (NS)
Began NS in 1st year 2.12 (0.84)** 2.10 (0.85)** 1.73 (0.72)* 1.73 (0.72)*
Began NS after 1st year 1.56 (1.29) 1.49 (1.29) 1.25 (1.09) 1.25 (1.09)
Child temperament at 6 months 3.07 (1.01)** 1.92 (1.18) 1.72 (0.85)* 1.34 (1.00)
Interaction terms
Temperament × NS in 1st year 3.86 (2.37) 2.39 (2.02)
Temperament × NS after 1st year 3.91 (3.39) -1.19 (2.87)
CBCL score at 24 months 0.58 (0.04)*** 0.58 (0.04)*** 0.64 (0.04)*** 0.64 (0.04)***
Constant 23.99 (4.06)*** 23.74 (4.05)*** 19.89 (3.51)*** 20.02 (3.52)***

Models control for the effects of maternal age, education, race/ethnicity, marital status at 36 months, weeks of leave from primary job, perceived flexibility of job at 36 months, cumulative poverty status, child's gender, child's birth order, and recruitment site.

p < .10.

*

p < .05.

**

p < .01.

***

p < .001 (two-tailed).