Comparison of outpatient health care utilization among returning women and men Veterans from Afghanistan and Iraq

Table 4 Adjusted Logistic and Negative Binomial Regression Models for Outpatient Care Use

Variables	OR (95%CI)*	P value	IRR(95% CI)**	P value
	(N = 1620)		(N = 746)
Sex
Men(Ref)	1.00		1.00
Women	1.47(1.09-1.98)	0.01	1.07(0.90-1.27)	0.4
Race
White(ref)	1.00		1.00
Non white	1.22(0.87-1.71)	0.26	0.90(0.75-1.09)	0.26
Unknown	0.61(0.5-0.78)	0.001	0.80(0.67-0.93)	0.01
Mean Age	1.02(1.-1.03)	0.01	1.01(0.99-1.01)	0.13
Marital Status
Married(Ref)	1.00		1.00
Single	1.15(0.89-1.46)	0.8	0.87(0.74-0.98)	0.05
Length of service
<3 years	1.00		1.00
≥ 3 years	1.00(0.80-1.24)	0.9	1.14(1.00-1.30)	0.05
Have Private Health Insurance	1.44(1.15-1.80)	0.002	0.77(0.67-0.88)	0.001
Having Service Connected Disability
<30%(Ref)	1.00		1.00
≥30%	2.73(1.93-3.85)	0.001	1.03(0.88-1.21)	0.69
Service Branch
Army(Ref)	1.00		1.00
Navy	0.79(0.54-1.16)	0.3	0.82(0.65-1.03)	0.09
Air force	1.00(0.67-1.50)	0.9	1.52(1.14-2.02	0.004
Marine Corps	0.92(0.67-1.27)	0.64	1.14(0.92-1.41)	0.24

*Logistic regression model for any use el for vs. no use **Negative binomial regression model for rate

ISSN: 1472-6963