TABLE 2.

Proportion of Sample (N = 2317) Reporting Each Homeland Security Advisory System (HSAS) Level, by Sample Characteristics: Public Health Response to Emergent Threats Survey, Los Angeles County, CA, October 2004–January 2005

Characteristics	HSAS at Red or Orange (n = 462), %	HSAS at Yellow (n = 924), %	HSAS at Blue or Green (n = 285), %	Don't Know HSAS Level(n = 646), %
Total	19.9	39.9	12.3	27.9
Gender
Men***	19.9	44.1	14.4	21.7
Women	20.0	36.3	10.5	33.2
Race/Ethnicity
White***	17.0	52.7	8.9	21.5
African American	22.6	30.3	15.9	31.3
Latino	22.9	28.0	14.3	34.8
Chinese American	19.1	38.9	12.2	29.9
Korean American	21.7	44.6	18.1	15.7
Other Asian American/Pacific Islander	18.2	43.9	11.9	26.0
Mental illness score
No mental illness**	19.5	40.8	12.3	27.4
Probable mental illness	25.8	27.7	12.6	34.0
Disability status
Not disabled	19.9	39.6	12.2	28.3
Disabled	20.1	41.2	12.8	26.0
US citizenship
US citizen***	18.3	44.2	11.5	26.0
Not US citizen	25.9	24.0	15.2	35.0
Marital status
Married/cohabiting*	20.1	41.3	13.2	25.4
Not currently married	19.7	38.0	11.2	31.1
Education level
Some college or more***	18.3	47.2	11.6	23.0
High school or less	23.0	26.8	13.5	36.7
Household annual income, $
< 20 000***	22.4	26.2	15.2	36.1
20 000–39 999	20.0	36.4	12.3	31.3
40 000–75 000	19.5	45.6	12.6	22.3
> 75 000	17.5	53.4	8.6	20.4

Note. The HSAS level nationally, including Los Angeles, was yellow from January 9, 2004, 10 months before the start of the study, until July 7, 2005, after study completion. A terror alert increase occurred August 1, 2004, from yellow to orange only for the financial services sectors in New York City, northern New Jersey, and Washington, DC. This level was lowered back to yellow on November 10, 2004, 12 days into the study.³²

*P < .05; **P < .01; ***P < .001.