2007 National Healthcare Quality Report: Data Tables Appendix--Table 3.11

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Table 3.11
Emergency department visits in which the patient left without being seen,^a United States, 1997-1998 and 2004-2005

Population group		2004-2005		1997-1998
Population group		Percent	Standard error	Percent	Standard error
Total		1.97	0.12	1.21	0.10
Age	0-17	2.03	0.22	1.05	0.13
	18-44	2.60	0.18	1.62	0.16
	45-64	1.44	0.13	1.15	0.18
	65 and over	0.75	0.11	DSU	DSU
Race^b	White only	1.82	0.13	0.99	0.09
	Black only	2.53	0.23	2.06	0.25
	Asian only	DSU	DSU	DSU	DSU
	AI/AN	DSU	DSU	DSU	DSU
	Multiple races	DSU	DSU	NA	NA
Gender	Male	1.97	0.14	1.24	0.13
Gender	Female	1.96	0.14	1.19	0.11
Payment source	Private	1.50	0.13	0.90	0.10
	Medicare	0.92	0.13	DSU	DSU
	Medicaid	1.84	0.17	1.58	0.20
	Uninsured	3.05	0.28	1.98	0.22
Location	MSA	2.17	0.13	1.39	0.12
Location	Non-MSA	0.71	0.16	0.65	0.13

^a Percentages presented in this table are based on the total number of visits for the variable of interest. For example, total percent is the percent of all ED visits where the patient left before being seen. All percentages are calculated using weighted numbers.

^b Race excludes multiple-race category in 1997-1998 data.

DSU - Data do not meet the criteria for statistical reliability, data quality, or confidentiality.

NA - Not applicable.

Key: AI/AN: American Indian or Alaska Native; MSA: metropolitan statistical area.

Source: Centers for Disease Control and Prevention, National Center for Health Statistics, National Hospital Ambulatory Medical Care Survey.