F-4 
Ppeak Peak Pressure 
Pplat Plateau Pressure 
PR Pulse Rate 
PRVC  Pressure Regulated Volume Control Ventilation 
PRVC-SIMV 
Pressure Regulated Volume Controlled - Synchronized Intermittent Mandatory 
Ventilation 
P-SIMV  Pressure - Synchronized Intermittent Mandatory Ventilation 
int.PEEP  Intermittent Positive End-Expiratory Pressure 
Papnea  Pressure of Apnea Ventilation 
Psupp  Pressure Support Level 
△int.PEEP  Intermittent Positive End-Expiratory Pressure (relative to PEEP) 
△Papnea  Pressure of Apnea Ventilation (relative to PEEP/Plow) 
△Psupp  Pressure Support Level(relative to PEEP/Plow) 
△Pinsp  Pressure Control Level of Inspiration (relative to PEEP/Plow) 
Ri Inspiration Resistance 
Re Expiration Resistance 
Sigh Sigh 
SIMV  Synchronized Intermittent Mandatory Ventilation 
slopeCO
2
 CO
2
 rising slope. 
SpO
2
  Arterial oxygen saturation from pulse oximetry 
STPD  Standard temperature and pressure dry 
Texp Expiration Time 
Thigh  Time of High Pressure 
Tinsp Inspiration Time  
Tlow  Time of Low Pressure 
Tpause(%)  Percent of Inspiratory Pause Time 
Tpause(s) Pause Time 
Tplat  Time of Plat In Inspiratory Period 
Tslope  Time of Pressure Rising 
TV Tidal Volume 
TVe Expired Tidal Volume 
TVe spn  Spontaneous Expired Tidal Volume