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. Author manuscript; available in PMC: 2014 May 1.
Published in final edited form as: Biol Psychol. 2013 Mar 5;93(2):296–303. doi: 10.1016/j.biopsycho.2013.02.014

Table 2.

Hierarchical multiple regression analyses predicting speed of attentional engagement with partner, unfamiliar women’s, and unfamiliar men’s expressions of anger.

Partner Unfamiliar Women Unfamiliar Men

b t ΔR2 b t ΔR2 b t ΔR2
Step 1: Covariates .06 .39 .14
 Basal AVP -.17 -0.79 -.62 -3.49** -.19 -0.90
 Tobacco use -.16 -0.74 .12 0.71 -.28 -1.34
 Psychotropic medication .11 0.51 .02 0.12 .20 0.96
Step 2: Main effects .34 .16 .19
 Treatment .46 1.75* -.16 -0.72 .01 0.02
 Sex .27 1.43 .16 0.97 .07 0.34
 PTSD severity .32 1.49 .35 1.90* .45 2.00*
Step 3: 2-way interactions .24 .10 .11
 Sex × Treatment -.45 -2.29** -.07 -0.35 -.12 -0.47
 Sex × PTSD .44 2.40* -.26 -1.43 .33 1.42
 Treatment × PTSD .38 1.75* -.22 -0.99 .25 0.91
Step 4: 3-way interaction .13 .05 .00
 Sex × Treatment × PTSD -.40 -2.78** .24 1.43 .06 0.26
*

p < .05,

**

p < .01, one-tailed.