..  docs/source/tasks/hads.rst

..  Copyright (C) 2012, University of Cambridge, Department of Psychiatry.
    Created by Rudolf Cardinal (rnc1001@cam.ac.uk).
    .
    This file is part of CamCOPS.
    .
    CamCOPS is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
    .
    CamCOPS is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    GNU General Public License for more details.
    .
    You should have received a copy of the GNU General Public License
    along with CamCOPS. If not, see <http://www.gnu.org/licenses/>.

.. _hads:

Hospital Anxiety and Depression Scale (HADS)
--------------------------------------------

.. include:: include_data_collection_plus_local_upgrade.rst

CamCOPS provides a standard template task and a respondent template task.

History and guide
~~~~~~~~~~~~~~~~~

- Zigmond AS, Snaith RP (1982). The Hospital Anxiety and Depression Scale.
  *Acta Psychiatrica Scandinavica* 67: 361-370.
  http://www.ncbi.nlm.nih.gov/pubmed/6880820

- See Snaith RP (2003), http://www.hqlo.com/content/1/1/29.

Source
~~~~~~

Zigmond & Snaith (1982), as above.

Intellectual property rights
~~~~~~~~~~~~~~~~~~~~~~~~~~~~

- Original 1982 article contains the scale and copyright is presumed to be held
  by its publisher (originally Munksaard International Publishers Ltd,
  currently Wiley [John Wiley & sons, Inc.]).

- Snaith 2003 article says (sic): “The HADS was placed with a publisher of test
  scales distribution of the Scale was placed with a publishing firm, the
  National Foundation for Educational Research (nferNelson:
  http://www.nfer-nelson.co.uk...). The firm supplies the scale, the chart for
  recording of scores and the manual with instructions for its use.” See
  http://www.hqlo.com/content/1/1/29.

- See also
  http://www.proqolid.org/instruments/hospital_anxiety_and_depression_scale_hads.

- NFER Nelson are now GL Assessment, http://www.gl-assessment.co.uk/. Their
  details on the HADS are at
  http://www.gl-assessment.co.uk/products/hospital-anxiety-and-depression-scale-0.

- Fees appear payable.


.. _hads_respondent:

Hospital Anxiety and Depression Scale (HADS), respondent version
----------------------------------------------------------------

See :ref:`HADS <hads>`.