“…DEA analysis has been widely used in other economic sectors since 1957 by Farrell (1957) as organisations have struggled to improve productivity and efficiency. DEA has a long history with lots of important publications in measuring efficiency of hospitals and clinics (Caves et al, 1982;Lovell, 1996;Cook and Seiford, 2009;Charnes et al, 1978;Färe et al, 1994;Coelli et al, 2005;Coelli and Perelman, 1996;Hollingsworth et al, 1999;Färe et al, 1989;Halkos and Tzeremes, 2010;Ancarani et al, 2009;Maniadakis et al, 2007;Androutsou et al, 2011;Staat, 2006;Geitona et al, 2013;Pulina et al, 2010;Khushalani and Ozcan, 2017;Steinmann and Zweifel, 2003;Leleu et al, 2014;Samut and Cafrı, 2016;Moran and Jacobs, 2013;Linna et al, 2006;Varabyova and Schreyögg, 2013;Medina et al, 2013).…”