Table 2.

Prevalence of intimate partner violence by military service characteristics of women veteran primary care users (N = 6046)

	Total	IPV		AOR*	95% CI
		n	% (95% CI)
Branch
Army	3058	591	18.7 (17.4–20.2)	1.0	—
Navy	1343	259	18.9 (16.8–21.1)	1.07	0.90—1.27
Air Force	1267	224	17.4 (15.4–19.7)	0.96	0.80—1.15
Marines	376	74	18.7 (15.1–23.1	1.05	0.79—1.39
Unit
Active Duty	5138	978	18.5 (17.4–19.6)	1.0	—
National Guard/Reserve	880	169	19.2 (16.6–22.1)	0.94	0.78—1.15
Period of Service
Pre-Vietnam	364	21	4.0 (2.5–6.6)	0.62	0.32–1.19
Vietnam to Post Vietnam	2190	377	17.4 (15.8–19.1)	1.35	1.07—1.71
Persian Gulf before 9/30/01	1590	325	20.2 (18.3–22.4)	1.07	0.88—1.29
Gulf War after 9/30/01	1881	421	22.1 (20.3–24.1)	1.0	—
OEF/OIF Deployment among those serving after 9/30/01
Yes	1245	277	22.0 (19.7–24.5)	0.96	0.75—1.23
No	630	138	21.6 (18.5–25.1)	1.0	—
Combat Exposure
Yes	1283	295	22.5 (20.2–24.9)	1.11	0.94—1.31
No	4750	851	17.4 (16.4–18.6)	1.0	—
Military Sexual Trauma
Yes	3134	742	25.8 (24.1–27.5)	2.27	1.97—2.62
No	2856	396	12.2 (11.1–13.4)	1.0	—
Age Entered Military
≤ 18	2204	425	19.3 (17.7–21.1)	1.0	—
19–25	2970	560	17.9 (16.6–19.4)	1.00	0.86—1.16
25+	821	157	18.8 (16.2–21.8)	1.14	0.91—1.42
Years of Military Service
< 2	514	107	18.5 (15.4–22.1)	1.83	1.38—2.42
2–4	2263	443	18.9 (17.3–20.6)	1.58	1.29—1.92
5–10	1815	383	21.2 (19.3–23.2)	1.39	1.14—1.71
10+	1440	213	14.7 (12.9–16.7)	1.0	—

IPV, Intimate partner violence; AOR, Adjusted odds ratio; CI, Confidence interval; OEF/OIF, Operation Enduring Freedom/Operation Iraqi Freedom

^*AOR adjusts for age.

Boldface indicates statistical significance (p < 0.05)