“…This may reduce the richness of disability profiles, but enables synthetic information to be derived on impairments, limitations and EF, such as the 'extension' and 'severity' indexes that are useful in describing ICF-based data in populations of adults and children with disabilities (Leonardi et al, 2009a(Leonardi et al, , 2009b(Leonardi et al, , 2012bRaggi et al, 2010aRaggi et al, , 2010bRaggi et al, , 2011Giovannetti et al, 2013). This may reduce the richness of disability profiles, but enables synthetic information to be derived on impairments, limitations and EF, such as the 'extension' and 'severity' indexes that are useful in describing ICF-based data in populations of adults and children with disabilities (Leonardi et al, 2009a(Leonardi et al, , 2009b(Leonardi et al, , 2012bRaggi et al, 2010aRaggi et al, , 2010bRaggi et al, , 2011Giovannetti et al, 2013).…”