Table 4: Multivariate analysis of factors associated with all-cause reintubation.

Variables

Odds Ratio (95% CI)

P

High flow oxygen therapy

0.31 (0.10-0.95)

0.04

Hypercapnia after extubation

51.20 (11.55-226.63)

< 0.01

APACHE II > 12 at extubation

1.06 (1.01-1.12)

0.04

Length of mechanical ventilation, per day

1.16 (1.03-1.30)

0.01

Constant

0.09

< 0.01