RESULTS	Compared to fibre , lactulose resulted in significantly higher mean bowel frequency ( 7.3 , 95 % CI 5.7 to 8.9 vs. 5.5 , 95 % CI 4.4 to 6.5 ; p = 0.001 ) and stool consistency score ( 3.4 , 95 % CI 3.1 to 3.7 vs. 2.9 , 95 % CI 2.5 to 3.3 ; p = 0.018 ) .\