Date	Event	Description
5 October 2011	Amended	Contact details updated.
16 February 2011	Feedback has been incorporated	New feedback received and author's response incorporated
16 February 2010	Amended	This version of the review contains an amendment agreed upon during a conference call with the Cochrane Collaboration's Editor in Chief, two representatives from Cochrane Ombudsman, the Cochrane Schizophrenia Group's Comments Editor, the Director of the UK Cochrane Centre and the Co‐ordinating Editor of this group. A new comparison has been added (2. INTERCESSORY PRAYER (RETROSPECTIVE) versus STANDARD CARE) and some text included which is relevant to this new comparison.
1 February 2010	Amended	Plain language summary added
1 December 2009	Amended	One study moved into separate comparison (number 2)
12 August 2009	Feedback has been incorporated	Authors response to feedback incorporated.
24 March 2009	Feedback has been incorporated	New feedback received ‐ awaiting authors response.
18 February 2009	Amended	The Editorial Base and the Comments Editor of the Cochrane Schizophrenia Group do wish to apologise to those sending the comment on the ‘Intercessory prayer for the alleviation of ill health’ review which appeared in Issue 1 of 2009. This comment was erroneously attributed to “Peter C. Gøtzsche ‐ Director, Nordic Cochrane Center at Rigshospitalet in Copenhagen, Denmark” and should read, as it does now, “Karsten Juhl Jørgensen, Asbjørn Hrobjartsson and Peter C. Gøtzsche”.
18 February 2009	New citation required and conclusions have changed	New trials included, one trial removed, analysis redone, text substantially amended.
16 December 2008	New search has been performed	Addressed criticism ‐ removed one study (Cha 2001).
30 June 2008	Amended	Converted to new review format.
14 November 2006	New citation required and conclusions have changed	Substantive amendment