“…Per analysis of the systematic review, 23 studies (all dated in the years 1993 -1998) met the criteria for level one analysis and included a blinded FC condition with a nonblinded FC condition as a comparison (Bebko, Perry, & Bryson, 1996;Bligh & Kupperman, 1993;Braman, Brady, Linehan, & Williams, 1995;Cabay, 1994;Calculator & Hatch, 1995;Eberlin, McConnachie, Ibel, & Volpe, 1993;Hirshoren & Gregory, 1995;Hudson & Arnold, 1993;Kerrin, Murdock, Sharpton, & Jones, 1998;Kezuka, 1997;Klewe, 1993;Konstantareas & Gravelle, 1998;Montee, Miltenberger, & Wittrock, 1995;Moore, Donovan, & Hudson, 1993a;Myles & Simpson, 1994;Myles, Simpson, & Smith, 1996;Oswald, 1994;Shane & Kearns, 1994;Simon et al, 1994;Simpson & Myles, 1995b;Smith, Haas, & Belcher, 1994;Vasquez, 1994;and Vasquez, 1995). In addition to studies included in Probst ' s (2005) Schiavo, Tressoldi, and Martinez (2005).…”