Table 3.2
Clients in treatment, by type of care received and clients receiving methadone or buprenorphine: 2005-20091
Number and percent distribution
Type of care received and clients receiving methadone
or buprenorphine		 Number of clients Percent distribution
2005 2006 2007 2008 2009 2005 2006 2007 2008 2009
Total  1,081,049 1,130,881 1,135,425 1,192,490 1,182,077 100.0 100.0 100.0 100.0 100.0
Type of care received  
Outpatient   961,805 1,008,915 1,016,913 1,071,572 1,064,562  89.0  89.2  89.6  89.9  90.1
Regular   569,272   589,542   595,459   644,009   598,282  52.7  52.1  52.4  54.0  50.6
Intensive    125,573   128,706   132,977   130,260   147,132  11.6  11.4  11.7  10.9  12.4
Detoxification    13,474    12,579    12,705    11,339    10,786   1.2   1.1   1.1   1.0   0.9
Day treatment/partial hospitalization    24,928    24,039    22,297    22,835    23,822   2.3   2.1   2.0   1.9   2.0
Methadone/buprenorphine maintenance    228,558   254,049   253,475   263,129   284,540  21.1  22.5  22.3  22.1  24.1
Residential (non-hospital)   104,015   107,790   103,709   107,441   103,174   9.6   9.5   9.1   9.0   8.7
Detoxification     7,306     6,487     7,536     6,746     6,067   0.7   0.6   0.7   0.6   0.5
Short-term treatment (30 days or fewer)    23,360    22,234    24,171    25,566    25,807   2.2   2.0   2.1   2.1   2.2
Long-term treatment (more than 30 days)    73,349    79,069    72,002    75,129    71,300   6.8   7.0   6.3   6.3   6.0
Hospital inpatient    15,229    14,176    14,803    13,477    14,341   1.4   1.3   1.3   1.1   1.2
Detoxification     6,381     5,220     6,319     5,686     6,427   0.6   0.5   0.6   0.5   0.5
Treatment     8,848     8,956     8,484     7,791     7,914   0.8   0.8   0.7   0.7   0.7
Clients receiving methadone or buprenorphine  
Total    240,935   265,786   266,031   283,803   308,781  22.3  23.5  23.4  23.8  26.1
Clients receiving methadone   235,836   258,752   262,684   268,071   284,608  21.8  22.9  23.1  22.5  24.1
Clients receiving buprenorphine2     5,099     7,034     3,347    15,732    24,173   0.5   0.6   0.3   1.3   2.0
1 Survey reference dates were: March 31, 2005-2006, March 30, 2007, and March 31, 2008-2009. See Appendix A for changes in the survey base, methods, and instruments that affect analysis of trends over time.
2 Clients receiving buprenorphine include clients in OTPs and other facilities.
NOTE  Percentages may not sum to 100 percent because of rounding.
SOURCE: Office of Applied Studies, Substance Abuse and Mental Health Services Administration, National Survey of Substance Abuse Treatment Services (N-SSATS), 2005-2009. 

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