target88341 Followers, 57 Following, 12 Posts - target88 (@web.target88) on : Amanah Grup WA , kumpulanHypoxemia is usually defined by a SpO 2 range of 88–92%. [19] In a prospective ARDS cohort, refractory hypoxemia (defined by a PaO 2 of less than 60 mmHg with an FiO 2