Given the name of a feature, this function gets what type of field group it belongs to, i.e. subcortical volume
Usage
getfieldgroup(name, method = 1)
Arguments
name
Name of the feature
method
The type of field groups that are returned
method = 1: hippocampal, subcortical, corticalthicknessstds, corticalareas, corticalthicknesses, corticalvolumes
method = 2: volume, area, thickness, thicknessstd