A METHOD FOR OPTIMIZING URBAN RAIL TRANSIT TIMETABLE BASED ON ACCURATE POWER FLOW


Statistical Power and Performance of Strategies to Analyze Composites of Survival and Duration of Ventilation in Clinical Trials

BACKGROUND:.Patients with acute hypoxemic respiratory failure are at high risk of death and prolonged time on the ventilator.Interventions often aim to reduce both mortality and time on the ventilator.Many methods have been proposed for analyzing these endpoints as a single composite outcome (days alive and free of ventilation), but it is unclear w

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