. Author manuscript; available in PMC: 2015 Aug 11.

Published in final edited form as: Aggress Behav. 2014 Aug 16;40(6):582–592. doi: 10.1002/ab.21554

Table IIIB.

Negative Binomial Model of Frequency of Aggression

	Coeff. (SE)	Est. Effect
Intercept	1.71^* (0.80)	5.54
Internalizing	−0.04 (0.11)	0.96
Externalizing	0.65^** (0.10)	1.91
Substance abuse	0.05 (0.08)	1.05
Age	−0.02^† (0.01)	0.98
POS (OEF/OIF vs. Vietnam)	−0.52^† (0.27)	0.60
Minority status	0.34^** (0.13)	1.41
SES	0.01^* (0.01)	1.01
Combat exposure	0.00 (0.01)	1.00
CAPS total	0.01^** (0.00)	1.01
Scale	2.07^** (0.14)	—

Note. Estimated effects were calculated by exponentiating the model coefficients. These represent the multiplicative effect of a 1-unit change in the independent variable on the number of aggressive acts reported.

^†

P <.10,

P <.05,

^**

P <.01.