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Postoperative Pulmonary Complications in Elderly Patients Undergoing Major Abdominal Surgery

Risk Factors for Postoperative Pulmonary Complications After Major Abdominal Surgery in Patients Aged 65 Years and Older: A Retrospective Observational Study

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT07306897
Acronym
PPC65MAS
Enrollment
239
Registered
2025-12-29
Start date
2025-08-01
Completion date
2025-10-01
Last updated
2026-01-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Pneumonia, Postoperative Complications

Brief summary

This study aims to identify the risk factors associated with postoperative pulmonary complications (PPCs) in patients aged 65 years and older who undergo major abdominal surgery. The study is designed as a retrospective observational analysis using data from patient records. Understanding these risk factors may help clinicians improve perioperative care and reduce the risk of respiratory problems after surgery in elderly patients.

Detailed description

This is a retrospective observational study. No follow-up was performed; all data were collected from existing patient records.

Interventions

None listed

Sponsors

Dr Abdurrahman Yurtaslan Ankara Oncology Training and Research Hospital
Lead SponsorOTHER

Study design

Observational model
CASE_CONTROL
Time perspective
OTHER

Eligibility

Sex/Gender
ALL
Age
65 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Patients aged 65 years or older. * Patients who underwent major abdominal surgery at \[Institution Name\]. * Availability of complete perioperative and postoperative clinical records. * Postoperative hospital stay of at least 24 hours.

Exclusion criteria

* Patients younger than 65 years. * Patients undergoing minor or non-abdominal surgery. * Incomplete or missing perioperative or postoperative medical records. * Patients who underwent emergency surgery

Design outcomes

Primary

MeasureTime frameDescription
Incidence of Postoperative Pulmonary ComplicationsWithin 1 day after surgeryThe primary outcome is the occurrence of one or more postoperative pulmonary complications (PPCs) in patients aged 65 years and older undergoing major abdominal surgery. PPCs include pneumonia, respiratory failure, or need for reintubation, as defined by the European Perioperative Clinical Outcome (EPCO) criteria. Data were collected retrospectively from patient records during the postoperative hospital stay.

Countries

Turkey (Türkiye)

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026