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. Author manuscript; available in PMC: 2017 Jan 1.
Published in final edited form as: Crit Care Med. 2016 Jan;44(1):120–129. doi: 10.1097/CCM.0000000000001359

Table 5.

Risk of Death in the late-intubation group compared to never-intubated referent

Unadjusted Propensity Adjusted
HR 95% CI P-Value HR 95% CI P-Value
Death at 60 days 2.86 1.51 – 5.43 0.001 3.53 1.70 – 7.34 0.001
Death at 1 year 2.15 1.26 – 3.67 0.005 2.54 1.37 – 4.69 0.003
Death at 2 years 2.06 1.22 – 3.46 0.006 2.50 1.36 – 4.60 0.003

Abbreviations: HR = Hazard ratio