Document Classification

Section Type: RESULTS

Text: The MF group had significantly more correct answers than the IF group with the following questions (MF %, IF % ; mean difference in proportions with 95 % CIs) : purpose (96, 70 ; 26, 95 % CI = 12 to 40) ; randomization (78, 44 ; 34, 95 % CI = 16 to 52) ; study duration (94, 70 ; 24, 95 % CI = 10 to 38) ; risks (92, 74 ; 18, 95 % CI = 4 to 32) ; benefits (94, 78 ; 16, 95 % CI = 3 to 29) ; alternative treatments (88, 70 ; 18, 95 % CI = 2 to 34) ; confidentiality (98, 88 ; 10, 95 % CI = 0. 2 to 20) ; and voluntary participation (74, 54 ; 20, 95 % CI = 2 to 38).