Date	Event	Description
24 April 2012	New search has been performed	Search updated. No new trials identified. Data from two included studies (Lumley 1985; MacLennan 1986) are no longer included in the analyses because of the extreme paucity of data. The background and methods sections have also been updated.
24 April 2012	New citation required but conclusions have not changed	A new team of review authors prepared this update. Change of title used in previous versions of this review from "Elective caesarean section versus expectant management for delivery of the small baby" to "Caesarean section versus vaginal delivery for preterm birth in singletons". SeeDifferences between protocol and review.
11 February 2009	Review declared as stable	It is very unlikely that future RCTs on this topic will be mounted because of difficulties in recruitment.
27 January 2009	New search has been performed	Search updated. No new trials identified.
18 February 2008	Amended	Converted to new review format.
1 June 2006	New search has been performed	Search updated. No new trials identified.
25 February 2004	New search has been performed	Search updated. No new trials identified.
31 March 2001	New search has been performed	Search updated. The review was updated with unpublished data from an included trial (Zlatnik 1993), and the background, results, discussion and conclusions substantially amended. The title was changed from 'Elective versus selective caesarean section for delivery of the small baby' to 'Elective caesarean section versus expectant management for delivery of the small baby'.
13 December 2000	New citation required and conclusions have changed	Substantive amendment.
1 December 2000	New search has been performed	Search updated. The review was updated by inclusion of data from one further trial (Penn 1996), resulting in amendments to all the text.