Fig. 3From: High-flow nasal oxygen cannula vs. noninvasive mechanical ventilation to prevent reintubation in sepsis: a randomized controlled trialRisk of reintubation at 72 h after extubation, according to subgroup. Subgroup analysis according to six patients’ characters. The location of square represents the relative risk and the size of square reflects the relative numbers in each subgroup. The horizontal bars represent 95% confidence intervalsBack to article page