Date	Event	Description
30 September 2019	Amended	Clarification added to Declarations of interest.
1 October 2018	Amended	Date Next Stage Expected updated.
23 May 2018	New search has been performed	This review has been updated to include the results of a new search on 1 May 2018.
23 May 2018	New citation required but conclusions have not changed	10 new studies (869 additional participants). Findings not substantially different from previous review. GRADE ratings were similar.
9 February 2016	Review declared as stable	See Published notes.
14 May 2014	Amended	Minor change to the GRADE assessment wording.
30 April 2014	New citation required but conclusions have not changed	A new search was run in January 2014.
14 March 2014	New search has been performed	Five new studies were added. Two trials containing additional information for previously included studies were included. Five studies that were previously included were excluded as they delivered treatment remotely. These will be included in the new Cochrane review ('Psychological therapies (remotely delivered) for the management of chronic and recurrent pain in children and adolescents'). 'Mood' outcome was split into two discrete domains; anxiety and depression.
21 August 2013	Amended	'Summary of findings' tables have been updated.
24 October 2012	New citation required and conclusions have changed	The previous review reported that psychological treatments were effective for headache and non‐headache groups at post‐treatment and effects were maintained at follow‐up. Updated studies have altered the previous results. The current update found that pain improved at post‐treatment for headache and non‐headache groups, and for headache groups at follow‐up. An additional significant finding for disability at post‐treatment for the non‐headache group was found. Conclusions have been updated accordingly.
24 October 2012	New search has been performed	New authors have been added to this review. A new search was run in March 2012. Eight new studies were added (Barakat 2010; Kashikar‐Zuck 2012; Levy 2010; Palermo 2009; Stinson 2010; Trautmann 2010; van Tilburg 2009a; Wicksell 2009), and four new studies were excluded (Trautmann 2008; Vlieger 2012; Weydert 2006; Youssef 2009).
16 May 2008	Amended	Converted to new review format.