. Author manuscript; available in PMC: 2011 Feb 3.

Published in final edited form as: Psychopharmacology (Berl). 2010 Jun 29;213(2-3):563–572. doi: 10.1007/s00213-010-1903-y

Table 2.

Statistical analysis of the whole study population

	Mean BP_ND			BP_ND versus cortisol response

	Control n=20	UMD n=20	OCD n=20	Simple regression		Multiple regression, covariates: diagnosis, age, gender, smoking, 5-HTT genotype, seasonality

				Pearson’s (r)	Significance (p unilateral)	Partial correlation (r)	Significance (p unilateral)
Thalamus	1.359±0.179	1.065±0.231^***	1.131±0.227^**	−0.35	0.02	−0.382	0.022
Midbrain^a	2.871±0.563	2.560±0.594	2.479±0.337	−0.26	0.06	−0.241	0.108
Amygdala^a	1.121±0.232	1.040±0.240	1.084±0.284	−0.33	0.02	−0.225	0.124
Putamen^a	1.260±0.175	1.069±0.203^*	1.128±0.247	−0.26	0.06	−0.196	0.159

explorative statistical analysis

p<.05

^**

p<.01

^***

p<.001 bilateral, reduced compared to controls