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. Author manuscript; available in PMC: 2013 Mar 6.
Published in final edited form as: Neurogastroenterol Motil. 2011 Dec 12;24(3):229–e106. doi: 10.1111/j.1365-2982.2011.01845.x

Table 2. Comparison of overlap of dyspepsia and gastroesophageal reflux (GER) between observed and expected*.

Observed N, (%; 95% CI) Expected N (% of N=3517) p-value
Dyspepsia and GER 144 (4.1%; 3.5, 4.8) 40 <0.001
PDS and GER 92 (2.6%; 2.1, 3.2) 29 <0.001
EPS and GER 94 (2.7%; 2.2, 3.3) 18 <0.001
*

, Expected numbers assuming dyspepsia, or dyspepsia subtype is independent of GER PDS= postprandial distress syndrome; EPS= epigastric pain syndrome