Upper Gastrointestinal Perforations: a Nationwide Registry-based Study

Risk Factors for and Survival After Oesophageal, Gastric and Small Intestinal Perforations: a National Observational Registry-based Cohort Study

The primary aim of this project is to increase the knowledge about how perforations in the esophagus, stomach and small intestine are treated on a national level. Furthermore, secondary aims include assessment of how different treatment options and type of treating facilities relate to patient survival. This will be done by studying information about all adult patients with an upper GI perforation treated in Sweden during 2005-2023.

Inclusion Criteria:

• age of at least 18 years
• perforation in either oesophagus, stomach or small intestine
• treatment carried out in Sweden
• diagnosis set between January 2005 and August 2023

Exclusion Criteria:

• children