The prevalence and clinical course of functional dyspepsia

Summary Aim : To examine the prevalence of functional dyspepsia in the general population, and to evaluate the natural history/clinical course of patients with functional dyspepsia. Methods : Full‐length published manuscripts during 1980–2002 were included if: (i) participants had uninvestigated or functional dyspepsia; (ii) dyspepsia was defined; (iii) for prevalence, population‐based samples were evaluated; (iv) for prognosis, the total number...