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. Author manuscript; available in PMC: 2011 Apr 1.
Published in final edited form as: Infant Behav Dev. 2010 Feb 26;33(2):219–234. doi: 10.1016/j.infbeh.2009.10.007

Table 6.

Regression models predicting imitation scores during delayed testing in preterm and full-term infants

Preterm Infants
(n = 79, R2= .16, p<.05 )
Full-term Infants
(n = 65, R2= .02, ns)

B SE β B SE β
Baseline Vagal Tone * −.26 .12 −.27 .03 .19 .02
Δ VNA 3 (Delayed – Baseline) * −.35 .15 −.31 −.10 .27 −.05
Baseline Heart Rate .01 .01 .03 .01 .02 .02
Δ HR 3 (Delayed – Baseline) −.01 .01 −.22 .01 .02 .l1
Birthweight .01 .01 .14 .01 .01 −.06
*

p<.05