This archive contains program and data files for fitting the latent trajectory models to the symptom data. The program "fit symptoms.R" is for use with R and the randomLCA package available from http://cran.r-project.org/ The program "fit symptoms.lgs" is for use with Latent GOLD with Syntax module available from http://www.statisticalinnovations.com/. The data is in two forms: one record per patient contained in "symptoms.txt" for use with randomLCA and one record per period contained in "longsymptoms.txt" for use with Latent GOLD.

We are grateful for the permission of the investigators of the CAPS study for permission to include this data.
