The perceived barriers and facilitators to implementation of early mobilisation within a multicentre, phase 3 randomised controlled trial: A qualitative process evaluation study.

Background: Process evaluation within clinical trials provides an assessment of the study implementation's accuracy and quality to explain causal mechanisms and highlight contextual factors associated with variation in outcomes.

Objectives: This study aimed to identify the barriers and facilitators of implementing early mobilisation (EM) within a trial.

Methods: This is a qualitative process evaluation study within the Trial of Early Activity and Mobilisation (TEAM) phase 3 randomised controlled trial.