Table 3.2
Clients in treatment, by type of care received and clients receiving methadone or buprenorphine: 2004-20081
Number and percent distribution
Type of care received and clients receiving methadone
or buprenorphine
Number of clients Percent distribution
2004 2005 2006 2007 2008 2004 2005 2006 2007 2008
Total  1,072,251 1,081,049 1,130,881 1,135,425 1,192,490 100.0 100.0 100.0 100.0 100.0
Type of care received  
Outpatient   954,551   961,805 1,008,915 1,016,913 1,071,572  89.0  89.0  89.2  89.6  89.9
Regular   564,300   569,272   589,542   595,459   644,009  52.6  52.7  52.1  52.4  54.0
Intensive    121,862   125,573   128,706   132,977   130,260  11.4  11.6  11.4  11.7  10.9
Detoxification    12,064    13,474    12,579    12,705    11,339   1.1   1.2   1.1   1.1   1.0
Day treatment/partial hospitalization    28,133    24,928    24,039    22,297    22,835   2.6   2.3   2.1   2.0   1.9
Methadone/buprenorphine maintenance    228,192   228,558   254,049   253,475   263,129  21.3  21.1  22.5  22.3  22.1
Residential (non-hospital)   101,713   104,015   107,790   103,709   107,441   9.5   9.6   9.5   9.1   9.0
Detoxification     7,021     7,306     6,487     7,536     6,746   0.7   0.7   0.6   0.7   0.6
Short-term treatment (30 days or fewer)    21,758    23,360    22,234    24,171    25,566   2.0   2.2   2.0   2.1   2.1
Long-term treatment (more than 30 days)    72,934    73,349    79,069    72,002    75,129   6.8   6.8   7.0   6.3   6.3
Hospital inpatient    15,987    15,229    14,176    14,803    13,477   1.5   1.4   1.3   1.3   1.1
Detoxification     6,214     6,381     5,220     6,319     5,686   0.6   0.6   0.5   0.6   0.5
Treatment     9,773     8,848     8,956     8,484     7,791   0.9   0.8   0.8   0.7   0.7
Clients receiving methadone or buprenorphine  
Total    243,358   240,935   265,786   266,031   283,803  22.7  22.3  23.5  23.4  23.8
Clients receiving methadone   240,961   235,836   258,752   262,684   268,071  22.5  21.8  22.9  23.1  22.5
Clients receiving buprenorphine     2,397     5,099     7,034     3,347    15,732   0.2   0.5   0.6   0.3   1.3
1 Survey reference dates were: March 31, 2004-2006, March 30, 2007, and March 31, 2008. See Appendix A 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, National Survey of Substance Abuse Treatment Services (N-SSATS), 2004-2008. 

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