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Completed

NCT Number: NCT07072429

Annual Hospital Volume and and Short-term Postoperative Outcomes After Gastric Cancer Resection

The effect of centralisation measures on the operative outcomes after gastric cancer resection in Switzerland has not been highlighted yet. This study aims to investigate the influence of the annual hospital specific case load of gastric cancer resection on short-term postoperative outcomes.

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Key information

Conditions

Gastric Cancer Digestive System Diseases Digestive System Neoplasms Gastrointestinal Diseases Gastrointestinal Neoplasms Neoplasms Neoplasms by Site Stomach Diseases Stomach Neoplasms

Age range

20 year and older

Sex eligibility

All sexes

Study type

Observational

Primary location

HOCH Health Ostschweiz, Kantonsspital St.Gallen

Sankt Gallen, 9000, Switzerland

Who can participate

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • All patients with gastric cancer resection in Switzerland between 2013 and 2022.

Exclusion criteria

  • incomplete case documentation
  • age under 20 years
  • other hospitals than general or surgical hospitals
  • no index operation

Treatment and study plan

Gastric cancer resection

Procedure

Any kind of surgical gastric cancer resection

Primary outcomes

  1. Mortality

    Time frame: Periprocedural

    The association between the hospital volume and the postoperative mortality of gastric cancer resection as marginal effect with GAM (Generalized Additive Models) logistic regression

Secondary outcomes

  1. Reoperation

    Time frame: Periprocedural

    The association between the hospital volume and the reoperation rate of gastric cancer resection as marginal effect with GAM logistic regression

  2. Length of hospital stay

    Time frame: Periprocedural

    The association between the hospital volume and the length of hospital stay of gastric cancer resection as marginal effect with quantile regression.

  3. Sociodemographic trends

    Time frame: 2013 - 2022

Sponsors and collaborators

Lead sponsor

Cantonal Hospital of St. Gallen

Other

Registry information

Official study title

Association of Annual Hospital Volume With Mortality, Reoperation, and Length of Hospital Stay After Gastric Cancer Resection in Switzerland: A Retrospective National Registry Study

Important dates

Study start
2013
Primary completion
2022
Study completion
2023
First posted
Jul 18, 2025
Registry last updated
Jul 22, 2025

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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