“…A total of 216 participants were recruited and tested in these studies including 198 healthy controls and 18 LE patients. Only two studies involved both patient and control groups (Bauer and Murray, 1999;Kelley et al, 1994) and remaining eleven studies recruited only healthy participants (Adelsberg, 1986;Blackwell and Cole, 1994;Chow et al, 1999;Chow et al, 165 2007;Giangarra et al, 1993;Groppel and Nirschl, 1986;Hatch et al, 2006;Morris et al, 1989;Rogowski et al, 2009;Rogowski et al, 2011;Wei et al, 2006). The gender, age (rang or mean), and body demographics (height and weight) were reported in eleven (Adelsberg, 1986;Bauer and Murray, 1999;Blackwell and Cole, 1994;Chow et al, 1999;Chow et al, 2007;Groppel and Nirschl, 1986;Hatch et al, 2006;Kelley et al, 1994;Rogowski et al, 2009;Rogowski et al, 2011;Wei et al, 2006), 170 eight (Bauer and Murray, 1999;Blackwell and Cole, 1994;Chow et al, 1999;Chow et al, 2007;Kelley et al, 1994;Rogowski et al, 2009;Rogowski et al, 2011;Wei et al, 2006), and five studies (Chow et al, 1999;Chow et al, 2007;Rogowski et al, 2009;Rogowski et al, 2011;Wei et al, 2006), respectively.…”