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. 2015 Jul 3;21(3):320–329. doi: 10.5056/jnm14165

Table 3.

Prevalence of Functional Gastrointestinal Dyspepsia (Rome III Criteria)

Study Sample size Subject group (Method of data collection) Country Age PrevalenceTotal (M/F) (%)

UD IBS AB Constipation Diarrhea UBD APS
Sorouri et al,33 2010 18 180 GP (Interview) Iran 16–80 8.9(−/−) 1.1(0.6/1.5) 1.5 (1.4/1.7) 2.4 (1.2/3.7) 0.2(0.2/0.3) 5.5(4.3/6.7) -
Chang et al,14 2012 4275 GP (Interview) Taiwan 19 ≤ 5.3 (4.4/6.3) 4.4 (3.4/5.4) 2.1 (1.3/3.0) 4.4 (2.8/6.2) 2.2 (2.7/1.7) 8.9 (7.6 /10.2) 0.4 (0.2/0.5)

M, male; F, female; UD, uninvestigated dyspepsia; IBS, irritable bowel syndrome; AB, abdominal bloating UBD, unspecified bowel disorder; APS, abdominal pain syndrome; GP, general population; -, not assessed.