Percentage ( 95 % CI ) of patients achieving sPGA status of clear/almost clear was 40.6 % ( 32.5 % , 48.6 % ) and 45.8 % ( 37.6 % , 54.0 % ) at week 12 for patients in etanercept and etanercept plus topical arms , respectively , and 53.5 % ( 45.3 % , 61.7 % ) and 45.4 % ( 37.2 % , 53.6 % ) at week 24 .