Table 2.

Means (Standard Error) for Covariates Used in Linear Models by Race/Ethnicity

	White		African American		Hispanic
	Mean	Standard Error	Mean	Standard Error	Mean	Standard Error
Personal Characteristics
Has health insurance	0.88	0.004	0.80	0.009	0.68	0.010
Family income<100% of FPL	0.09	0.004	0.28	0.014	0.28	0.012
Family income 100–199% of FPL	0.16	0.005	0.24	0.008	0.29	0.014
Family income 200–399% of FPL	0.36	0.004	0.29	0.007	0.27	0.011
Family income ≥400% of FPL	0.39	0.010	0.19	0.010	0.16	0.011
Female	0.50	0.002	0.52	0.006	0.48	0.007
Age in years	30.56	0.216	27.04	0.301	25.85	0.882
Age squared	1,242.74	13.178	1,020.13	17.736	936.97	56.731
<High school education (adults)	0.06	0.005	0.17	0.010	0.37	0.022
High school education (adults)	0.35	0.005	0.43	0.008	>0.32	0.009
Some college (adults)	0.28	0.005	0.25	0.010	0.19	0.010
College degree (adults)	0.19	0.004	0.11	0.006	0.09	0.015
Graduate school (adults)	0.10	0.002	0.04	0.003	0.04	0.004
Single, no kids	0.18	0.004	0.24	0.008	0.18	0.009
Married, no kids	0.19	0.004	0.08	0.004	0.10	0.012
Married with kids	0.53	0.009	0.32	0.012	0.53	0.014
Single with kids	0.11	0.004	0.36	0.012	0.19	0.011
Selected child indicator	0.29	0.005	0.36	0.007	0.35	0.017
General health status	4.02	0.009	3.73	0.034	3.64	0.030
General health status squared	17.10	0.066	15.07	0.250	14.56	0.203
Current smoker (adults)	0.20	0.005	0.17	0.009	0.14	0.007
Agree more likely to take risk	0.45	0.004	0.43	0.011	0.43	0.008
Missing data: likely to take risk	0.04	0.001	0.05	0.003	0.09	0.004
Agree to accept limited choice	0.55	0.005	0.70	0.010	0.59	0.012
Missing data: limited choice	0.05	0.001	0.05	0.004	0.09	0.005
CTS round (1=1998–1999, 0=1996–1997)	0.50	0.003	0.50	0.009	0.54	0.011
Community Measures
% in poverty (all ages), 1995 a	12.65	0.364	14.75	1.226	15.58	1.797
% Black population, 1998 a	11.58	1.124	20.36	2.100	11.94	1.999
% Hispanic population, 1998a	6.85	0.741	9.37	4.049	25.22	6.820
No. primary care MDs/10,000b	6.34	0.096	6.57	0.263	6.97	0.439
Safety Net Measures
No. emergency rooms/10,000b	0.15	0.010	0.12	0.006	0.09	0.005
Hours of MD charity care/1,000 uninsuredc	102.67	3.471	112.78	8.064	92.17	4.474

Source: Community Tracking Study 1996–1997 and 1998–1999 Household Surveys, nonelderly persons with either public or private insurance, excluding those in the military.

^aU.S. Census Bureau;

^bArea Resource File;

^cCTS 1998–1999 physician survey estimate.

Note:Bold type for Hispanic or African American populations indicates a significant difference from whites, p<0.05.