Table 1.

Population in a study examining the effects of case management on frequent users of the emergency department. n = 158

	Total	Percent of total group
Homeless	12	7.6
Male	71	44.9
Female	87	55.1
Insurance
Medicaid	90	57.0
Medicare	32	20.3
Tricare	3	1.9
Commercial	23	14.6
None	6	3.8
Other	4	2.5

Age at enrollment (mean) = 42.4 years