From 1 April 2013 we are part of Public Health England
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Symbol denotes statistics that have been suppressed for the
In order to protect the anonymity of treatment service users, figures in the public
areas of this site have been suppressed if they have a cell value of less than five
(5). Such occurrences are indicated by a field containing "*" rather than a numeric
value. This is because of the issue of “deductive disclosure”; the possibility (however
remote) that information could be combined from several sources to identity individuals
in contact with drug or alcohol treatment services.
Symbol denotes statistics that are restricted to registered users.
Access to unsuppressed statistics is restricted, and is provided solely for management,
quality assurance, and briefing purposes. It is currently the policy of the PHE
that service provider staff will not be given access to the restricted area of NDTMS.
Service providers can access service specific data via their existing access to
the DAMS system.
Symbol denotes access available to logged in users with appropriate rights.