Usage
plot_group_means(dat, regions, type = c("violin", "histogram"),
all.vals = TRUE, modality = c("thickness", "volume", "lgi", "area"))
Arguments
dat
A data table of volumetric data; needs columns for 'Group',
'region', and 'value'
regions
A vector of character strings or integers of the brain
region(s) to plot; if integer, the region(s) is/are chosen from the input
data table based on the index
type
A character string indicating the plot type; either 'histogram'
or 'violin'
all.vals
A logical indicating whether or not to plot horizontal lines
for all observations (only valid for 'violin' plots) (default: TRUE)
modality
A character string indicating the type of volumetric measure
('thickness', 'volume', 'lgi', or 'area')