Predictive Value of Airway Occlusion Pressure, Maximal Inspiratory Pressure and Their Ratio for Successful Extubation in Patients With Traumatic Brain Injury

The aim of this study will be to measure the predictive power of the respiratory muscle determinants including The maximal inspiratory pressure, and central drive determinant including Airway occlusion pressure and ratio between them in weaning outcome of traumatic brain injury patients undergoing invasive mechanical ventilation.