Compared with controls , more women in the intervention group met the threshold for adequate overall knowledge ( 122/419 [ 29 % ] vs 71/419 [ 17 % ] ; difference 12 % , 95 % CI 6-18 ; p < 00001 ) , fewer women expressed positive attitudes towards screening ( 282/409 [ 69 % ] vs 340/408 [ 83 % ] ; 14 % , 9-20 ; p < 00001 ) , and fewer women intended to be screened ( 308/419 [ 74 % ] vs 363/419 [ 87 % ] ; 13 % , 8-19 ; p < 00001 ) .