Participants within each block were randomly assigned to the ( @ ) Experimental Group ( EG ) : n = @ ; B@ = @ , B@ = @ , which received a @-week treatment based on the Interreality paradigm ; ( @ ) Control Group ( CG ) : n = @ ; B@ = @ , B@ = @ , which received a @-week traditional stress management training based on cognitive behavioral therapy ( CBT ) ; and ( @ ) the Wait-List group ( WL ) : n = @ , B@ = @ , B@ = @ , which was reassessed and compared with the two other groups @ weeks after the initial evaluation .