“…or not evaluated at all. Excluding the four pediatric studies: in one report patients were included that were likely to be affected by OSAS but the disturbed breathing was not recorded (Wong et al , 2006 ), three did not clearly specify the degree of OSAS (Walsleben et al , 1989 ;Rumbach et al , 1991 ), three included mild OSAS (one of which together with severe OSAS) (Gora et al , 2002 ;Zhang et al , 2002 ;Afi fi et al , 2003 ), eight papers included rather severe OSAS patients (Kotterba et al , 1998 ;Delgado Rodrigues et al , 2006 ;Gosselin et al , 2006a,b ;Sforza and Haba -Rubio, 2006 ;Donzel -Raynaud et al, 2009 ;Neu et al , 2011 ) and fi ve included individuals with different degrees of severity of OSAS, ranging from mild to severe Sangal , 1995, 1997a,b,c ;Inoue et al , 2001 ).…”