TABLE 3—

Stepwise Multivariate Logistic Regression of Characteristics Associated With Using a Primary Care Provider Rather Than the Emergency Department as a Usual Source of Care: Collaborative Initiative to Help End Chronic Homelessness, United States, February 2004–April 2006.

Variable	B (SE)	OR (95% CI)
Past 90 d in
Institution	0.01 (0.01)	1.01 (1.01, 1.01)
Own place	0.01 (0.01)	1.01 (1.01, 1.02)
Social support	−0.17 (0.08)	0.84 (0.73, 0.98)
Lifetime y in jail	−0.04 (0.02)	0.96 (0.93, 0.99)
SF-12 PCS	−0.03 (0.01)	0.97 (0.96, 0.99)
Lifetime y homeless	−0.04 (0.02)	0.96 (0.94, 0.99)
Health insurance throughout previous 12 mo	0.45 (0.05)	1.57 (1.42, 1.74)

Note. CI = confidence interval; OR = odds ratio; PCS = physical composite subscale; SF-12 = 12-item Medical Outcomes Study Short Form. The 11 communities funded through the collaborative were Chattanooga, TN; Chicago, IL; Columbus, OH; Denver, CO; Fort Lauderdale, FL; Los Angeles, CA; Martinez, CA; New York City, NY; Philadelphia, PA; Portland, OR; and San Francisco, CA. P values were determined using the χ² or t test.