Risk Factors and Prediction Model for Postoperative Pneumonia After Craniotomy
Author Information
Author(s): Xiang Bingbing, Yi Mingliang, Li Chunyan, Yin Hong, Wang Shun, Liu Yiran
Primary Institution: Chengdu University of Traditional Chinese Medicine
Hypothesis
What are the risk factors associated with postoperative pneumonia after craniotomy and how can they be predicted?
Conclusion
The study found that postoperative pneumonia after craniotomy is linked to specific risk factors and can be effectively predicted using a developed nomogram model.
Supporting Evidence
- The overall incidence rate of postoperative pneumonia was 12.39% among the studied patients.
- Five independent risk factors for pneumonia were identified: smoking history, surgical duration, postoperative albumin, unplanned re-operation, and deep vein catheterization.
- The nomogram model showed excellent predictive performance with a C-index of 0.898.
- Gram-negative bacteria were the most common pathogens found in pneumonia cases.
Takeaway
After brain surgery, some patients get pneumonia, and we found out what makes it more likely and how to predict it.
Methodology
A matched 1:1 case-control study was conducted involving 831 adult patients undergoing craniotomy, comparing those who developed pneumonia to those who did not.
Potential Biases
Potential biases may arise from the retrospective nature of the study and the selection of control patients.
Limitations
The study was retrospective and conducted at a single institution, which may limit the generalizability of the findings.
Participant Demographics
The study included adult patients undergoing craniotomy, with a mean age of 52.22 years in the pneumonia group.
Statistical Information
P-Value
P<0.001 for several risk factors
Confidence Interval
95% CI, 0.853~0.941
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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