Protocol and data INCA trial
The file INCAdata.csv contains the data collected during the INCA study (100 records with 152 variables). The data have been analysed and outcomes were published by Pelsser et al (2011): "Effects of a restricted elimination diet on the behaviour of children with attention-deficit hyperactivity disorder (INCA study): a randomised controlled trial." The Lancet 377: 494-503 (doi:10.1016/S0140-6736(10)62227-1).
Further explanation of the variable abbreviations is in the file INCAvar.csv while the coding of categorical variables is in the file INCAvarcode.csv.
Also the registered study protocol (see also: http://www.controlled-trials.com/ISRCTN76063113/) can be downloaded.
|Date made available||14 Aug 2012|
|Temporal coverage||4 Nov 2008 - 29 Sep 2009|
|Date of data production||29 Sep 2009|
|Geographical coverage||The Netherlands, Belgium|