Table 2. SEHC and Langdorf Trauma Activation Patients alcohol and illicit drug minimum and tested rates.

Alcohol Rates:
Study	# Pts.	# Tested	% Tested	# (+)	Minimum Rate+	Tested Rate++
SEHC	338	295	87.3%	78	23.1%	26.4%
Langdorf	170	144	84.7%	48	28.2%	33.3%
Both	508	439	86.4%	126	24.8%	28.7%
Illicit Drug Rates:
SEHC	338	185	54.7%	53	15.7%	28.6%
Langdorf	170	144	84.7%	40	23.5%	27.8%
Both	508	329	64.8%	93	18.3%	28.3%
Alcohol and/or Illicit Drug Rates:
SEHC	338	480/676	71.0%	113	33.4%
Langdorf	170	288/340	84.7%	71	41.8%
Both	508	768/1016	75.6%	184	36.2%

SEHC, St. Elizabeth Health Center; # Pts., number of patients; # Tested, number of patients tested; % Tested, percent of patients tested; # (+), number of positive tests.

⁺ Minimum Rate is number of positive tests divided by total patients, tested and not tested.

⁺⁺ Tested Rate is number of positive tests divided by number of patients tested.