Despite evidence to support early mobilization（EM）for critically ill patients,current status in Chinese ICUs is unknown.Understanding current practice patterns and challenges is essential to inform future research and strategies.

Practice guideline recommend EM in ICU,feasibility, safety and efficacy are confirmed by evidence-based data.However,the prevalence of EM in ICU patients is still low.Moreover,most of the prevalence studies come from developed countries, such as: Australia and New England the United States and Europe. Many ICUs in non-western countries are suffering from a lack of medical resources including health care personnel and medical equipment.

A retrospective observational study.To access the implementation of Chinese intensive care units and hospitals to early mobilization.Secondary objectives were to evaluate structure and process parameters of Chinese hospitals that were associated with implementation.

Inclusion Criteria:Participating ICUs at least six beds ,they could be medical ,surgical or mixed

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Exclusion Criteria:

• pediatric ICUs