To ask the Secretary of State for Health how many patients are being monitored for treatment for (a) drug addiction and (b) heroin addiction in the National Treatment Outcome Survey. 
[holding answer 16 May 2003]: Between March-July 1995, 1,075 clients were recruited by 54 participating treatment programmes. These individuals presented with extensive, chronic and serious problems related to the use of drugs and alcohol. The most common drug problem was long-term opiate dependence, often in conjunction with polydrug and/or alcohol problems. Many clients had psychological and physical health problems, and high rates of criminal behaviour were reported.