Figure 2

IBS symptom retention (Changed to asymptomatic). All who became asymptomatic had IBS symptoms for two years or less: three (3 diarrhea-predominant type) for two years or less; four (1 diarrhea-predominant type, 3 constipation-predominant type) for one year or less; and 19 (7 diarrhea-predominant type, 12 constipation-predominant type) for six months or less.