“…Cognitive dysfunction has been reported in patients suffering from systemic diseases, including rheumatoid arthritis (RA; Bartolini et al, 2002;Appenzeller, Bertolo, & Costallat, 2004), systemic lupus erythematosus (SLE; Emori et al, 2005;Watson, Storbeck, Mattis, & Mackay, 2012) and other autoimmune diseases (Lim, Lippe, & Silverman, 2013). The prevalence of cognitive dysfunction in RA is estimated at levels as high as 30% (Appenzeller et al, 2004;Shin, Katz, Wallhagen, & Julian, 2012), while in SLE as high as 60% (Kozora et al, 2015;Sarbu et al, 2015).…”