prevalence
The prevalence package provides Frequentist and Bayesian methods useful in prevalence assessment studies. Several methods are available for estimating True Prevalence (TP) from Apparent Prevalence (AP).
Available functions
Install
To download and install the latest released version from CRAN:
install.packages("prevalence")
To download and install the latest development version from GitHub:
devtools::install_github("brechtdv/prevalence")
IMPORTANT: the truePrev functions in the prevalence package call on JAGS (Just Another Gibbs Sampler), which therefore has to be available on the user's system. JAGS can be downloaded from http://mcmc-jags.sourceforge.net/.
More
Function truePrev
is also available as an online Shiny application: https://cbra.shinyapps.io/truePrev/
More information and tutorials are available at http://prevalence.cbra.be/