Date	Event	Description
1 October 2009	Amended	Search updated. One report added to Studies awaiting classification (Brown 1985).
28 August 2008	Amended	Converted to new review format.
8 April 2005	New search has been performed	The original review has been updated with the following changes. (1) The original review evaluated salt intake for prevention and treatment of pre‐eclampsia (Duley 1999). This review now evaluates salt intake for prevention of pre‐eclampsia only, and the title has been changed to reflect this. A separate review will evaluate salt intake for treatment of pre‐eclampsia. (2) A new co‐author and sources of support have been added. (3) The background, search strategy, and methods sections have been expanded. (4) Additional citations have been added to Netherlands 1997. (5) Belgium 1986 has been added to the list of excluded studies.