Drug-linked mental illness rises by 100%· Men's risk of falling ill is twice that of women · 38,170 cases is double the total recorded 10 years / The Guardian, August 15 2008
http://www.guardian.co.uk/society/2008/aug/15/drugsandalcohol.mentalhealth?gusrc=rss&feed=society

"The number of people admitted to hospital in England with mental illnesses linked to use of illegal drugs has doubled in the past decade, official figures revealed yesterday. The NHS Information Centre said 38,170 adults and children were admitted with drug-related mental and behavioural disorders in 2006-7, an increase of 101% since 1996-97."