Table 2

Prevalence, onset and disappearance rates of any functional gastrointestinal disorder (FGID), irritable bowel syndrome (IBS) and functional dyspepsia (FD)

FGIDPrevalence,* n (%; 95% CI)Onset, n (%; 95% CI)Disappearance, n (%; 95% CI)
Any FGID376 (37.5; 34.5 to 40.6)217 (34.6; 30.9 to 38.5)113 (30.1; 25.5 to 35.0)
IBS74 (7.3; 5.8 to 9.2)82 (8.8; 7.1 to 10.8)53 (71.6; 60.0 to 81.5)
FD51 (5.1; 3.8 to 6.6)45 (4.7; 3.5 to 6.3)40 (78.4; 64.7 to 88.7)
  • * Prevalence among total sample.

  • Onset among subjects free of symptoms at baseline.

  • Disappearance of FGID symptoms among subjects who had symptoms at baseline.