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. Author manuscript; available in PMC: 2018 Apr 27.
Published in final edited form as: Burns. 2016 Oct 27;43(2):366–373. doi: 10.1016/j.burns.2016.08.029

Table 4.

Multivariate Cox regression for mechanical ventilation in burn cohort.

Variable Adjusted hazard ratio, 95% confidence interval (CI) p-Value
Age 1.00 (0.99–1.00)   0.947
TBSA 0.99 (0.98–0.99) <0.001
Mechanism
 Flame (reference group)
 Scald 0.74 (0.60–0.92)   0.005
 Other 1.04 (0.78–1.38)   0.792
mCCI 0.91 (0.85–0.97)   0.002
Inhalation injury 1.36 (1.18–1.56) <0.001
Smoker status 0.81 (0.68–0.96)   0.017
Respiratory disease 1.21 (1.01–1.44)   0.037

TBSA=total body surface area.

mCCI=Charlson Comorbidity Index excluding respiratory diseases.