Diaphragmatic ultrasound for extubation readiness: The role of thickening fraction
Authors' conclusion
Diaphragmatic thickening fraction was significantly associated with extubation success, whereas diaphragmatic excursion and lung ultrasound scores were not.
Study context
- Population
- Adult ICU patients undergoing a spontaneous breathing trial with planned extubation92.2 % succeeded, 7.8 % failed
- Participants
- 128 patients
- Exposure
- Extubation success vs failure
- Outcome
- Extubation success
- Follow-up
- 48 h
Methodological detailsnested within a randomized trial, single university ICU
- Nested within a randomized trial
- Single university ICU
Main finding
As reported in the abstract
DTF · 30th minute of SBT
P = 0.042
Observational data: associations, not effects.
Further findings
Diaphragmatic excursion (DE) and modified lung ultrasound score (mLUS)
- No significant differences between groups
Original publication
Diaphragmatic ultrasound for extubation readiness: The role of thickening fraction. J Crit Care. Published 8 September 2025. doi:10.
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