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ch20
weaning parameters
Question | Answer |
---|---|
VC | >15 mL/kg IBW |
Ve | <10-15 L/min |
Vt | >4-6mL/kg IBW |
f/Vt (AKA RSBI) | <60-105 breaths/min/L (spontaneous breathing pattern) |
f | <35bpm |
NIF | >-20cmH2O |
dynamic compliance | >25mL/cmH2O |
Vd/Vt | <0.6 |
PaO2 | 60mmHg or greater on an FIO2 <40 |
PEEP | 5-8cmH2O or less |
PaO2/FIO2 | >250mmHg |
PaO2/PAO2 | >0.47 |
P(A-a)O2 | <350mmHg |
%Qs/Qt | <20-30% |