Table 3.5 Clients under age 18 in treatment, by type of care received, and clients under age 18 in facilities with special programs or groups for adolescents: 1998-20041 Number and percent distribution
Type of care received and clients under age 18 in facilities with special programs or groups for adolescents	Number of clients under age 18					Percent distribution
	1998	2000	2002	2003	2004	1998	2000	2002	2003	2004
Total	100,322	84,917	91,851	92,251	91,112	100.0	100.0	100.0	100.0	100.0
Type of care received
Outpatient	86,480	74,474	80,383	80,945	79,405	86.2	87.7	87.5	87.7	87.2
Residential	11,748	9,400	10,342	10,357	10,492	11.7	11.1	11.3	11.2	11.5
Hospital inpatient	2,094	1,043	1,126	949	1,215	2.1	1.2	1.2	1.0	1.3
Clients under age 18 in facilities with special programs or groups for adolescents	79,794	75,819	83,236	78,330	75,878	79.5	89.3	90.6	84.9	83.3
1 Survey reference dates were: Oct. 1, 1998-2000, March 29, 2002, and March 31, 2003-2004. See Appendix C for changes in the survey base, methods, and instruments that affect analysis of trends over time.
SOURCE: Office of Applied Studies, Substance Abuse and Mental Health Services Administration, Uniform Facility Data Set (UFDS), 1998; National Survey of Substance Abuse Treatment Services (N-SSATS), 2000, 2002-2004. No client data were collected in 1999, and no survey was conducted in 2001.