“…[3][4][5][6][7] In contrast, reported mortality rates for all patients (hypoxic and nonhypoxic) undergoing SLB tend to be lower. 4,[8][9][10] Greenman and coworkers 11 found a 73% mortality rate in hypoxic (PaO 2 < 55 mm Hg) immunosuppressed patients and a 39% mortality rate in nonhypoxic patients. In immunosuppressed patients, Jaffe and Maki 12 found a significantly higher PaO 2 in survivors of SLB, as compared to nonsurvivors.…”