“…Data from the 32 included papers (Sutula & Weiter 1980;Przybyla & La Piana 1982;Messmer et al 1984;Prusinski et al 1985;Glatt et al 1993;Kristinsson et al 1997;Nicolodi et al 1997;Christmas et al 1998;Shah-Desai et al 2000;Abr amoff et al 2001;Gayre et al 2001;Jordan & Bawazeer 2001;Ng et al 2001;Park et al 2001;Asensio et al 2003;Jordan et al 2003Jordan et al , 2004aS€ or€ os et al 2003;You et al 2003;Jordan 2004;Thakker et al 2005;Custer & McCaffery 2006;Bailey et al 2007;Roed Rasmussen et al 2009;Jain et al 2010;Piscitelli et al 2011;Rasmussen et al 2011;Sharma et al 2011;Hope-Stone et al 2015;Shams et al 2015;Galindo-Ferreiro et al 2016) were extracted into a table with core characteristics of these studies (author(s), number of patients with PSP, enucleation or evisceration, contributory instruments, cause of pain, treatment modality, treatment outcome and quality assessment, Table 1). Supplementary File 1 contains an extensive tabulation of characteristics of study populations, details of clinical appearance of the patients, instruments used and results.…”