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. Author manuscript; available in PMC: 2018 Feb 7.
Published in final edited form as: Neuroscience. 2015 Aug 28;342:188–199. doi: 10.1016/j.neuroscience.2015.08.044

Table 3.

GENLIN parameter tables BDNF Val66Met in preterm boys – Hair Cortisol

Ba Std. Error t value p-value
BDNF 66Val/Val 0b - - -
BDNF 66 Val/Met + Met/Met 2.53 0.91 2.797 0.009
Postnatal infection present 0.27 0.20 1.361 0.183
Postnatal infection absent 0b - - -
Neonatal pain-related stress −0.72 0.51 1.404 0.170
Cumulative morphine dose 0.05 0.33 0.137 0.892
Days of mechanical ventilation 0.25 0.27 0.92 0.364
Gestational age −0.10 0.05 1.904 0.066
Severity of Illness −0.006 0.009
Number of surgeries 0.19 0.13 1.456 0.155
BDNF Val/Val x Neonatal pain-related stress 0b - - -
BDNF Val/Met and Met/Met x Neonatal pain-related stress −1.36 0.47 2.922 0.006
a

B is the unstandardized regression coefficient showing the effect on the outcome variable per unit change of each individual predictor

b

Denotes parameter is redundant