• The Patients Detained In Hospital Or On Supervised Community Treatment Data Set (KP90) is used to provide the Department of Health with information about the number of uses made of the Mental Health Act 1983 (except for guardianship cases) as amended by the Mental Health Act 2007. This data set return provides a source of briefing on the Act and informs policy development in relation to the Act. It also provides input to the process of needs assessment on hospital accommodation requirements.

• Information on the return is published in the statistical bulletin and the detailed booklet called 'In-patients formally detained in hospital and PATIENTS on Supervised Community Treatment' under the Mental Health Act 1983, as amended by the Mental Health Act 2007.

The Patients Detained In Hospital Or On Supervised Community Treatment return should be completed to provide information about the uses of the Act, for the REPORTING PERIOD year commencing on 1st April and ending 31 March.

During the period 1st April 2008 and 31st March 2009 both MENTAL CATEGORY and MENTAL HEALTH ACT 2007 MENTAL CATEGORY were in use to categorise mental disorder. But for the purposes of the KP90 collection only it was agreed with stakeholders that the MENTAL CATEGORY of PATIENTS detained in the period up to 3rd November 2008 would be mapped to the categories of MENTAL HEALTH ACT 2007 MENTAL CATEGORY.

• Part 1

This part of the data set records the number of admissions to hospital during the REPORTING PERIOD classified by specified MENTAL HEALTH ACT LEGAL STATUS CLASSIFICATION CODE, PERSON GENDER CODE and category of MENTAL HEALTH ACT 2007 MENTAL CATEGORY.

In addition, the total number of formal admissions and informal admissions by PERSON GENDER CODE are also recorded

• Part 2

  This part of the data set records the number of changes during the REPORTING PERIOD of specified from/to MENTAL HEALTH ACT LEGAL STATUS CLASSIFICATION CODE whilst PATIENTS are in hospital or at point of discharge from hospital

• Part 3

  This part of the data set records the number of detained PATIENTS resident in hospital as at 31st March classified by PERSON GENDER CODE and category of MENTAL HEALTH ACT 2007 MENTAL CATEGORY and the total number of informal PATIENTS resident in hospital as at 31st March classified by PERSON GENDER CODE

  In addition, the total number of PATIENTS on Supervised Community Treatment as at 31st March classified by PERSON GENDER CODE and category of MENTAL HEALTH ACT 2007 MENTAL CATEGORY is also recorded

• Part 4

  This part of the data set records the total number of separate periods of Supervised Community Treatment for PATIENTS during the REPORTING PERIOD classified by the MENTAL HEALTH ACT LEGAL STATUS CLASSIFICATION CODE which was suspended when the Supervised Community Treatment started and PERSON GENDER CODE.

  In addition the following totals classified by PERSON GENDER CODE are recorded; the total number of Supervised Community Treatment Recalls; the total number of revocations of Supervised Community Treatment and the total number of discharges from Supervised Community Treatment.

• Part 5

  This part of the data set records the total number of transfers in i.e. transfer of an admitted patient from another Health Care Provider, and the total number of transfers out i.e. transfer of an admitted patient to another Health Care Provider; during the REPORTING PERIOD and where the MENTAL HEALTH ACT LEGAL STATUS CLASSIFICATION CODE is unchanged.

  In addition, free format text can be recorded for any additional information supporting the return made.

For further information, see the Health and Social Care Information Centre website.