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[Risk factors for overall postoperative complications in elderly patients undergoing gastrointestinal surgeries: a
Xuecai Lü1,2,3, Yanhong Liu1,2,3, Shiyi Han1,2
1Department of Anesthesiology, First Medical Center, Beijing 100853, China.
Summary
Elderly patients undergoing gastrointestinal surgery face significant risks of complications. Advanced age, poor nutrition, blood loss, and acute postoperative pain are key risk factors, with pain linked to multi-system issues.
Area of Science:
- Geriatric Surgery
- Surgical Outcomes Research
- Patient Safety
Background:
- Postoperative complications pose a significant threat to elderly patients undergoing gastrointestinal surgery.
- Identifying modifiable and non-modifiable risk factors is crucial for improving patient outcomes.
Purpose of the Study:
- To investigate the independent risk factors associated with overall postoperative complications in elderly patients undergoing elective gastrointestinal surgeries.
- To explore the relationship between acute postoperative pain and specific types of complications.
Main Methods:
- A multicenter study involving 1388 elderly patients undergoing elective gastrointestinal surgery.
- Multivariate logistic regression analysis to identify independent risk factors for postoperative complications within 30 days.
- Comparison of baseline characteristics, preoperative status, intraoperative factors, and postoperative management between patients with and without complications.
Main Results:
- The overall incidence of postoperative complications was 50.8%.
- Independent risk factors identified include advanced age, low prognostic nutritional index, poor preoperative EuroQol-5 dimensions score, increased intraoperative blood loss, and acute postoperative pain.
- Severe postoperative pain was significantly associated with higher rates of neuropsychiatric, procedure-related, and cardiovascular complications.
Conclusions:
- Advanced age, poor nutritional status, reduced quality of life, substantial blood loss, and acute postoperative pain are significant independent risk factors for postoperative complications in elderly patients undergoing gastrointestinal surgery.
- Acute postoperative pain is strongly linked to multi-system complications, highlighting the importance of effective pain management.
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