From: SOP myasthenic crisis
Criterion/indication
Normal
Intubation
Weaning
Extubation
Vital capacity (ml/kg body weight)
> 60
< 20
> 15
> 25
Negative airway pressure (cm H2O)
> 70
< 30
> 20
> 40
Positive airway pressure (cm H2O)
> 100
< 40
> 50