Changes in oncological surgical volume and postoperative survival during the COVID-19 pandemic: a retrospective multicenter study in a regional German hospital network - Scorecard - MDSpire
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Impact of the COVID-19 Pandemic on Surgical Volume and Postoperative Survival in Oncology: A Retrospective Study Across a Regional German Hospital Network

  • By

  • Antonia L. Stengler

  • Jörg Kleeff

  • Kerstin Lorenz

  • Nadja Weigert

  • Sandra Adam

  • Simon Rieder

  • Ulrich Ronellenfitsch

  • September 7, 2026

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Clinical Scorecard: Impact of the COVID-19 Pandemic on Surgical Volume and Postoperative Survival in Oncology: A Retrospective Study Across a Regional German Hospital Network

At a Glance

CategoryDetail
ConditionOncological Surgery
Key MechanismsCOVID-19 pandemic led to postponement of elective procedures and decreased oncological resection rates.
Target PopulationPatients undergoing oncological surgical procedures in a regional hospital network.
Care SettingMulticenter hospital network in Halle (Saale), Germany.

Key Highlights

  • Surgical volume decreased significantly during the pandemic, with a minimum of 20 procedures recorded in April 2020.
  • UICC stage IV disease increased during the pandemic period (26.8%) compared to pre-pandemic (23.9%) and post-pandemic (24.2%).
  • Kaplan–Meier analysis indicated a trend toward reduced postoperative overall survival during the pandemic (log-rank p = 0.066).
  • The pre-pandemic cohort had a lower hazard of death compared to the pandemic cohort (HR 0.78, 95% CI 0.65-0.93; p = 0.005).
  • The study evaluated 2871 oncological surgical procedures across three periods: pre-pandemic, pandemic, and post-pandemic.

Guideline-Based Recommendations

Diagnosis

  • Diagnostic and therapeutic interventions should begin without unnecessary postponement.

Management

  • Avoid intervals exceeding four weeks from diagnosis to treatment initiation.

Monitoring & Follow-up

  • Monitor surgical volume and tumor stage distribution across different periods.

Risks

  • Prolonged waiting periods are associated with greater risks of tumor progression and metastasis.

Patient & Prescribing Data

Patients undergoing gastrointestinal and endocrine oncological procedures.

Surgical management often involves extended hospitalization and potential ICU admission.

Clinical Best Practices

  • Maintain resilient healthcare infrastructures to support continuous oncological care.
  • Ensure timely surgical interventions to improve patient outcomes.

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