Fig. 1From: Simultaneous reduction of flow and fraction of inspired oxygen (FiO2) versus reduction of flow first or FiO2 first in patients ready to be weaned from high-flow nasal cannula oxygen therapy: study protocol for a randomized controlled trial (SLOWH trial)Study algorithm. FiO2, fraction of inspired oxygen; FR, flow reduction group; OR, FiO2 reduction group; SR, simultaneous reduction groupBack to article page