% clients                                                  
                 w/drug listed   _ over                      % clients        
    REGION         as 1ø drug     last       % clients       inhaling/      Other
                    of abuse      year       injecting        smoking       Drugs
                                                                           Used (%
                                                                         Mentioned)
I                     =17%       increas    55%     =49%        =51%     cocaine       82%
N=13                             e          45%                          marijuana     18%
                                 no          0%                          alcohol       82%
                                 change                                  tranquiliz     9%
                                 decreas                                 ers            9%
                                 e                                       hallucinog     9%
                                                                         ens
                                                                         amphetamin
                                                                         es
II                    =16%       increas    10%     =53%        =47%     cocaine       60%
N=12                             e          80%                          marijuana     10%
                                 no         10%                          alcohol       70%
                                 change                                  tranquiliz    20%
                                 decreas                                 ers           20%
                                 e                                       amphetamin    20%
                                                                         es
                                                                         other
III                   =14%       increas    22%     =66%        =34%     cocaine       44%
N=13                             e          78%                          marijuana     22%
                                 no          0%                          alcohol       67%
                                 change                                  other         11%
                                 decreas
                                 e
IV                    =6%        increas    31%     =72%        =28%     cocaine       54%
N=14                             e          54%                          marijuana     77%
                                 no         15%                          alcohol       85%
                                 change                                  tranquiliz     8%
                                 decreas                                 ers            8%
                                 e                                       hallucinog    15%
                                                                         ens           23%
                                                                         amphetamin
                                                                         es
                                                                         other

Region I: Connecticut, Maine, Massachusetts, New York, New Jersey, Rhode 
Island, New Hampshire, Vermont, Pennsylvania 


Region II: Alabama, Florida, Georgia, Kentucky, Mississippi, Texas, North
and South Carolina, Tennessee, Arkansas, Louisiana, Oklahoma, Maryland,
Delaware, Virginia, West Virginia, D.C., Puerto Rico 


Region III: Illinois, Indiana, Michigan, Minnesota, Ohio, Wisconsin, Iowa, 
Kansas, Missouri, Nebraska, North and South Dakota

Region IV: Colorado, Montana, Utah, Wyoming, Nevada, Arizona, California,
Idaho, New Mexico, Washington, Oregon, Hawaii, Alaska



Summary Table 3 (cont'd.)

Treatment Providers

Characteristics of Users by Drug of Abuse


DRUG:  HEROIN



             Percent by AgePercent by Race/Ethnicity       Percent by Sex           Prior Treatment
 REGION
          under                   Africa           Hispan                             
            20    21-30     31+     n-     White   ic and   Male   Female    Yes     No
                                  Americ           Other
                                    an
I          =15%    =22%    =63%    =32%    =57%     =11%    =84%    =16%    =69%    =31%
N=13


II         =6%     =34%    =60%    =26%    =63%     =11%    =71%    =29%    =79%    =21%
N=12


III        =18%    =12%    =70%    =44%    =43%     =13%    =79%    =21%    =80%    =20%
N=13


IV         =1%     =22%    =77%     =6%    =60%     =34%    =68%    =32%    =68%    =32%
N=14