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Gut. 2002 May; 50(Suppl 4): iv26–iv30.
PMCID: PMC1867691

Combined analysis of the ORCHID and OCAY studies: does eradication of Helicobacter pylori lead to sustained improvement in functional dyspepsia symptoms?

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Figure 1
Design of the OCAY and ORCHID studies. GORD, gastro-oesophageal reflux disease.
Figure 2
Improvement in mean symptom score using the seven point Likert scale and recorded on diary cards in the intention to treat population over 12 months. OAC, omeprazole 20 mg twice daily, amoxycillin 1000 mg twice daily, and clarithromycin 500 mg twice ...
Figure 3
Average change in gastrointestinal symptom rating scale (GSRS) scores over 12 months. GSRS is expressed as mean item score. The total summary score of the GSRS can be calculated by multiplying the mean item scores by the number of items (n=15). OAC, ...

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