SBT at the following setting for 2 hours
0.5, PEEP 5cmH2O, PS 5cmH2O
CPAP: FIO2
Meet the extubation criteria?
No (first failure)
Yes
SBT at the following setting for 2 hours after RM
0.5, PEEP 8cmH2O, PS 5cmH2O
CPAP: FIO2
Extubation to oxygen mask
Meet the extubation criteria?
Yes
Extubation followed by NPPV at the following setting
0.5, PEEP 8cmH2O
CPAP: FIO2
No (second failure)
Change the ventilator mode to SIMV