Respiratory failure & ventilation

Handgrip strength association with weaning outcome in mechanically ventilated intensive care unit (ICU) patients: a systematic review and meta-analysis

Crit CarePublished Systematic review and meta-analysis of prospective cohort studies

Pooled result · HGS, extubation failure vs successResult — go to the resultMean difference - 3.62 kg 95% CI - 7.92 to 0.62

Authors' conclusion

Maximal HGS does not appear to significantly differentiate extubation success from failure

Study context

Population
Mechanically ventilated adult ICU patients with maximal handgrip strength (HGS) measured before extubation
Participants
707 participants · 7 studies
Comparison
Maximal HGS before extubation: poor vs good weaning outcome
Outcome
Association of HGS with weaning outcomes:
  • Extubation failure
  • Spontaneous breathing trial (SBT) failure
  • Weaning classification
Methodological detailshierarchical summary ROC model, QUIPS risk of bias assessment
  • Hierarchical summary ROC model
  • QUIPS risk of bias assessment

Pooled result

HGS, extubation failure vs success

Mean difference

- 3.62 kg

95% CI - 7.92 to 0.62

As reported in the abstract

Further pooled results

OutcomeValuesMean difference (kg) (95% CI)
HGS, SBT failure vs successSignificantly lower HGS−3.00 (- 4.64 to - 1.36)
HGS, non-simple vs simple weaningSignificantly lower HGS−3.94 (- 5.31 to - 2.58)
Diagnostic accuracy of HGS for extubation failure or non-simple weaningHGS pooled sensitivity 72% · pooled specificity 60% · NPV (10% to 20% pre-test probability) 90% to 95%

Original publication

Handgrip strength association with weaning outcome in mechanically ventilated ICU patients: a systematic review and meta-analysis. Crit Care. Published 7 November 2025. doi:10.1186/s13054-025-05729-5

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