Table 5: Multivariate analysis of factors associated with respiratory-cause reintubation.

Variables

Odds Ratio (95% CI)

p

High flow oxygen therapy

0.25 (0.06-0.99)

0.04

Hypercapnia after extubation

44.93 (9.58-210.59)

< 0.01

APACHE II >12 at extubation

1.05 (0.98-1.13)

0.15

Length of mechanical ventilation, per day

1.17 (1.02-1.34)

0.01

Constant

0.04

< 0.01