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NATIONAL INSTITUTE ON DRUG ABUSE EPIDEMIOLOGIC ...

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data from the Drug Abuse Warning Network<br />

(DAWN), Office of Applied Studies (OAS), Substance<br />

Abuse and Mental Health Services Administration<br />

(SAMHSA). Because of a redesign of<br />

DAWN, the most recent estimates available are from<br />

2002. Limited unweighted data on ED reports for<br />

2004 were available for this report, but because of<br />

data collection differences, these cannot be used in<br />

conjunction with the older data to measure trends.<br />

Data sources for this report are detailed below:<br />

• Population and demographic data, including<br />

population estimates for 1990–2003 and income<br />

and poverty estimates for 2000 for Maryland<br />

counties, were derived from U.S. Bureau of the<br />

Census data (electronic access: last accessed June 13, 2004).<br />

• Treatment admissions data were provided by<br />

the Maryland Alcohol and Drug Abuse Administration,<br />

Department of Health and Mental Hygiene,<br />

for 1994 through the first half of 2004. Data<br />

are presented for the PMSA as a whole, as well as<br />

separately for Baltimore City and the suburban<br />

counties. Included are those programs receiving<br />

both public and private funding. All clients are reported,<br />

regardless of individual source of funding.<br />

Significant omissions are the Baltimore City and<br />

Fort Howard Veterans’ Administration Medical<br />

Centers, which do not report to the State data collection<br />

system. Treatment data in this report exclude<br />

admissions for abuse of alcohol alone (about<br />

16 percent of all treatment admissions). Admissions<br />

with primary abuse of alcohol and secondary/tertiary<br />

abuse of drugs (about 12 percent of<br />

all admissions) are included.<br />

• Emergency department (ED) drug mentions<br />

data were provided by DAWN, OAS, SAMHSA,<br />

for the Baltimore PMSA for 1994 through 2002.<br />

The 1994–2002 data provided weighted estimates<br />

and rates per 100,000 population, which are reported<br />

in this paper. In addition, unweighted data<br />

on selected drugs were derived from DAWN<br />

Live!, a restricted-access online query system administered<br />

by OAS. The data for the first half of<br />

2004 are, as noted above, not comparable to<br />

DAWN data for 2002 and prior years, and cannot<br />

be used for comparison with future data. The new<br />

DAWN sample includes all 21 eligible hospitals<br />

in the Baltimore metropolitan area, with 24 EDs<br />

in the sample. (Some hospitals have more than<br />

one ED.) The data accessed from DAWN Live!<br />

(updated by OAS on December 13, 2004) were<br />

incomplete. Over the 6-month period, between 21<br />

20<br />

<strong>EPIDEMIOLOGIC</strong> TRENDS IN <strong>DRUG</strong> <strong>ABUSE</strong>—Baltimore Metropolitan Area<br />

and 23 of the EDs reported to DAWN each<br />

month, with most reporting data that were basically<br />

complete (90 percent or greater). This paper<br />

includes drug reports on drug-related visits involving<br />

stimulants and the so-called “club drugs.”<br />

Drug reports exceed the number of visits since a<br />

patient may report use of multiple drugs (up to six<br />

plus alcohol). The unweighted data from DAWN<br />

Live! Cannot be used as estimates for the Baltimore<br />

area, nor can they be used for comparison<br />

with future data. Only weighted DAWN data released<br />

by SAMHSA can be used for trend analysis.<br />

A full description of the DAWN system can<br />

be found at .<br />

• Mortality data were provided by DAWN, OAS,<br />

SAMHSA, for the Baltimore PMSA for 1997<br />

through 2002.<br />

• Illicit drug prices were provided by the National<br />

Drug Intelligence Center, Narcotics Digest<br />

Weekly 3(52), December 28, 2004, for July–<br />

December 2004.<br />

• Data on drug seizures were provided by the<br />

National Forensic Laboratory Information System<br />

(NFLIS).<br />

<strong>DRUG</strong> <strong>ABUSE</strong> PATTERNS AND TRENDS<br />

Polydrug use in general appears to be the norm in the<br />

Baltimore PMSA. Three-quarters of drug-related<br />

treatment admissions in the first half of 2004 reported<br />

problems with at least one substance other than their<br />

primary substance. In 2002, the average ED episode<br />

involved 1.8 substances, and the average drug-related<br />

death involved 3.1 substances; 89 percent of the<br />

drug-related deaths involved multiple substances.<br />

Cocaine/Crack<br />

Cocaine indicators (treatment admission rates, rates<br />

of ED mentions, and cocaine-involved deaths) all<br />

began to increase in 2001 (exhibit 1). The rate of cocaine-related<br />

ED mentions (257 per 100,000 population<br />

for 2002) represented a significant increase over<br />

the previous year. Deaths associated with cocaine<br />

increased from 248 in 2001 to 299 in 2002. The cocaine<br />

treatment admission rate increased from 164<br />

per 100,000 population age 12 and older in 2001 to<br />

221 per 100,000 in 2003 (exhibit 2). The rate is projected<br />

to decline slightly, to 217 per 100,000 in 2004.<br />

Smoked cocaine (crack) represented 73 percent of the<br />

treatment admissions for primary cocaine use in the<br />

Baltimore PMSA in the first half of 2004 (exhibit 2).<br />

Proceedings of the Community Epidemiology Work Group, Vol. II, January 2005

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