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Peptic ulcer patterns in Arctic Norway

B O Eriksen1, O K Garpestad, H Søndenå

  • 1Department of Medicine, University Hospital of Tromsø, Norway.

Journal of Clinical Gastroenterology
|March 1, 1995
PubMed
Summary

The duodenal-to-gastric ulcer ratio in Northern Norway is 1.7:1, higher than previously reported but still distinct from the rest of Europe. This study investigated peptic ulcer disease incidence in the region.

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Area of Science:

  • Gastroenterology
  • Epidemiology

Background:

  • Peptic ulcer disease patterns vary geographically, with duodenal ulcers typically more common than gastric ulcers in Europe and the US.
  • Previous research indicated a higher prevalence of gastric ulcers in Arctic Norway, contrasting with general European trends.

Purpose of the Study:

  • To investigate potential shifts in the duodenal-to-gastric ulcer ratio in Northern Norway.
  • To determine the current incidence rates of first-time duodenal and gastric ulcers in a defined Northern Norwegian population.

Main Methods:

  • A population-based study was conducted in Northern Norway from 1983 to 1984.
  • All upper digestive tract examinations were registered, with 5.3% of the population undergoing endoscopy or barium meal examinations.

Main Results:

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  • The incidence rates were 1.4 per 1,000 person-years for duodenal ulcers and 0.8 per 1,000 person-years for gastric ulcers.
  • The resulting duodenal-to-gastric ulcer ratio was 1.7:1.
  • This ratio is higher than a previous study's finding of 1.1:1.

Conclusions:

  • The duodenal-to-gastric ulcer ratio in Northern Norway has increased.
  • Despite this increase, the pattern of peptic ulcer disease in this region remains distinct from other parts of Europe.