Appendix
55IMT Analytics AG
13
13.2.5 Ventilation parameters
Measurement parameter Designation Units of measurement
Volume Volume mL, L, cf
Inspiratory to expiratory
time ratio (I:E)
I:E
none
Post-inspiratory pause RatioTp %
Ratio Ti/T
cyc
RatioTiT
cyc
%
Positive end
expiratory pressure
PEEP
mbar, bar, inH
2
O, cmH
2
O,
psi, Torr, inHg, mmHg,
hPa, kPa, Pa
Mean pressure P
mean
Maximum pressure P
peak
Plateau pressure P
plateau
Minute volume expiration Ve
L/min, mL/min, cfm, L/s,
mL/s
Minute volume inspiration Vi
Inspiratory peak flow PF Insp.
Expiratory peak flow PF Exp.
Expiratory tidal volume Vte mL, L, cf
Inspiratory tidal volume Vti mL, L, cf
Ventilation rate Rate bpm, b/min, Hz
Static lung compliance C
stat
ml/mbar, l/mbar,
ml/cmH
2
O, l/cmH
2
O
Inspiratory time Ti
s, ms
Inspiratory hold time Ti Hold
Expiratory time Te
Expiratory hold time Te Hold
Peak expiratory flow PF Exp.
L/min, L/s, cfm, mL/min,
mL/s
Peak inspiratory flow PF Insp.