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Updated: Jun 15, 2026

Inspiratory Muscle Training as an Adjunct to the Treatment of Weaning Failure in Critically Ill Patients: A Practical Guide
Published on: January 30, 2026
[Weaning from invasive mechanical ventilation in pediatric patients (excluding premature neonates)]
1Service de réanimation pédiatrique, CHRU de Lille, université de Lille 2, avenue Eugène-Avinée, 59037 Lille cedex, France. francis.leclerc@chru-lille.fr
Insights
Weaning children from mechanical ventilation (WMV) lacks accurate success indices and validated readiness criteria. Standardized protocols show potential but require further study for effective pediatric use.
Area of Science:
- Pediatric critical care medicine
- Respiratory therapy
- Mechanical ventilation
Background:
- Mechanical ventilation weaning (WMV) protocols are similar for pediatric and adult patients.
- Pediatric weaning failure rates vary widely (1.4%–34%), indicating a need for improved strategies.
- Current readiness-to-wean criteria lack validation and pediatric-specific adaptation.
Observation:
- The spontaneous breathing test (SBT) is the standard screening but requires further validation in pediatrics.
- Standardized weaning protocols, even computer-driven ones, have limited pediatric study and unproven impact on ventilation duration.
- Clinicians rely on weaning/SBT criteria and protocol tolerance as guides, necessitating individualized decision-making.
Findings:
- No definitive indices accurately predict weaning success in children.
- Pediatric weaning readiness criteria are not yet validated or adapted for this population.
- The role and impact of standardized protocols and noninvasive ventilation in pediatric WMV require further investigation.
Implications:
- Development of validated, pediatric-specific weaning criteria is crucial.
- Further research is needed to establish the efficacy of standardized weaning protocols in children.
- The increasing use of noninvasive ventilation may necessitate revised definitions of weaning success and failure in pediatric populations.
Abstract:
The process of weaning from mechanical ventilation (WMV) is the same in children as in adults. In the pediatric literature, weaning failure rate ranges from 1.4 to 34%. So far, no indices of weaning success have been demonstrated to be sufficiently accurate. The criteria for assessing readiness to wean, which must be screened daily, have neither been validated nor adapted to the pediatric population. The spontaneous breathing test (SBT), the reference screening test for weaning, precedes extubation; it can be achieved with pressure support ventilation or spontaneous breathing (T piece or canopy or flow-inflating bag). A standardized weaning protocol (which can be computer driven) was used in only three pediatric studies and the impact on shortening the duration of mechanical ventilation has not yet been demonstrated. It should be paired with a sedative interruption protocol. Weaning criteria, SBT criteria, and/or protocol tolerance are guides, but clinicians must individualize decisions to use these criteria. The use of noninvasive ventilation is increasing and its place in weaning protocols for children needs to be determined; it might modify the definitions of weaning failure and weaning success in the future.
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