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Updated: Feb 3, 2026

A Structured Approach to Extubation in Mechanically Ventilated Rats
Published on: July 18, 2025
Predictors and outcome of early extubation in infants postcardiac surgery: A single-center observational study
Shahzad Alam1, Akunuri Shalini2, Rajesh G Hegde2
1Department of Pediatrics, Jawaharlal Nehru Medical College, Aligarh, Uttar Pradesh, India.
Insights
Early extubation after pediatric cardiac surgery reduces intensive care unit (ICU) stay and sepsis. Predictors of prolonged ventilation include younger age, complex surgery, longer bypass/cross-clamp times, and higher inotropic scores.
Area of Science:
- Pediatric Cardiac Surgery
- Critical Care Medicine
- Neonatalogy
Background:
- Infants undergoing surgery for congenital heart disease often require prolonged mechanical ventilation.
- Optimizing extubation timing is crucial for improving patient outcomes and resource utilization.
Purpose of the Study:
- To evaluate the timing of first extubation in infants after cardiac surgery.
- To compare outcomes between early and late extubation groups.
- To identify predictors of early extubation.
Main Methods:
- Prospective cohort study of children under 1 year old undergoing congenital heart surgery.
- Patients were categorized based on extubation within 6 hours post-surgery.
- Multivariate logistic regression analysis was used to identify predictors of prolonged ventilation.
Main Results:
- No significant difference in mortality or reintubation rates between early and late extubation groups.
- Early extubation was associated with significantly lower incidence of sepsis and shorter Pediatric Intensive Care Unit (PICU) stay.
- Factors predicting prolonged ventilation included younger age, complex surgery, longer cardiopulmonary bypass and aortic cross-clamp times, and higher vasoactive-inotropic score.
Conclusions:
- Early extubation in infants post-cardiac surgery is safe and beneficial, reducing PICU stay and sepsis risk.
- Predictors of early extubation include older age, less complex procedures, shorter surgical times, and lower inotropic support requirements.
Objective:
The objective of the current study was to evaluate the timing of first extubation and compare the outcome of patient extubated early with others; we also evaluated the predictors of early extubation in our cohort.
Materials And Methods:
This prospective cohort study included children <1 year of age undergoing surgery for congenital heart disease. Timing of first extubation was noted, and patients were dichotomized in the group taking 6 h after completion of surgery as cutoff for early extubation. The outcome of the patients extubated early was compared with those who required prolonged ventilation. Variables were compared between the groups, and predictors of early extubation were evaluated using multivariate logistic regression analysis.
Results:
One hundred and ninety-four (33.8%) patients were extubated early including 2 extubation in operating room and 406 (70.7%) were extubated within 24 h. Four (0.7%) patients died without extubation. No significant difference in mortality and reintubation was observed between groups. Patient extubated early had a significant lower incidence of sepsis (P = 0.003) and duration of Intensive Care Unit (ICU) stay (P = 0.000). Age <6 months, risk adjustment for congenital heart surgery category ≥3, cardiopulmonary bypass time ≥80 min, aortic cross-clamp time ≥ 60 min, and vasoactive-inotropic score >10 were independently associated with prolonged ventilation.
Conclusion:
Early extubation in infants postcardiac surgery lowers pediatric ICU stay and sepsis without increasing the risk of mortality or reintubation. Age more than 6 months, less complex of procedure, shorter surgery time, and lower inotropic requirement are independent predictors of early extubation.
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