A comprehensive evidence-based intervention programme significantly reduces intensive care unit-acquired weakness and improves functional recovery: a retrospective analysis.

Patients were not randomised. The comparison is between a group treated after a quality-improvement programme was introduced and a group treated before it, so any other change in ICU practice over that period could account for the differences, and the authors state the design cannot establish cause and effect. The intervention was a bundle of at least five components delivered together, so the contribution of any single one, including mobilisation, nutrition or swallowing training, cannot be separated from the others. It was done at one 26-bed medical-surgical ICU in a single Chinese hospital, so results may not transfer to your unit's patients, staffing or culture. There was no long-term follow-up. Outcomes were measured only to discharge, so it is unknown whether the strength and self-care gains lasted. Psychological intervention was delivered but no mental-health scores were collected, so its contribution is unmeasured. The paper says no patient withdrew and all completed the protocol, which is unusual for a critically ill cohort and worth reading with caution. No cost-effectiveness analysis was done, so whether the added staffing (1 full-time therapist, 0.5 nutritionist, 0.3 psychologist) is affordable in other settings is unknown.

The authors declare no conflicts of interest. The work was funded by a Key Technology Project grant from Qiqihar City, Heilongjiang Province, China. There is no statement that the funder designed the study or wrote the manuscript.

Do not read this as proof that early mobilisation, nutrition or swallowing training on its own produces these gains. The intervention was a bundle of at least five components delivered together, and because patients were compared across time periods rather than randomised, the study cannot separate the bundle's parts or rule out other changes in ICU care.