1999 epidemiology report part 2 table of contents click on the section to move that document parish reports continued q ouachita rapides st tammany terrebonne supplemental integrated study and needs assessment stnap medicaid substance abuse related hospitalizations statewide drug activity cocaine crack accounted for 53 7 percent admissions treatment illicit use in from january 1 december 31 1998 those 71 were african american 69 male 73 4 30 years age or older marijuana 37 3 seventy five point three 52 caucasian 43 20 old younger primary increased 17 over 1997 heroin one admission there 666 adult arrests 50 8 42 area description monroe is located northeastern portion louisiana