. Author manuscript; available in PMC: 2014 Oct 4.

Published in final edited form as: Biol Psychiatry. 2013 Jan 8;73(11):1059–1063. doi: 10.1016/j.biopsych.2012.10.033

Table 2.

Hierarchical Multiple Regression Predicting Total CAPS Scores at Posttreatment

Predictor	Beta	t	p
Age	.243	1.91	.04^a
Psychiatric History	.215	1.75	.17
Pretreatment CAPS Total	.251	2	.08
5HTT Genotype	.04	.25	.801
BDNF Genotype	.43	3.2	.003^a

5HTT serotonin transporter short allele carriers coded as 1, long allele carriers coded as 2. Brain-derived neurotrophic factor (BDNF) Val/Val carriers coded as 1, Met carriers as 0.

CAPS, Clinician Administered PTSD Scale.

Significant predictors (p < .05).