. Author manuscript; available in PMC: 2013 Jun 16.

Published in final edited form as: Crit Care Med. 2011 Mar;39(3):527–532. doi: 10.1097/CCM.0b013e318206b99b

Table 3. Physiologic variables at failure of mechanical ventilation or peak lung injury while being supported with SAVe I or Siemens 900C. (n=6).

Variable	Servo	SAVe I
PaO₂, torr	106.0 ± 25.6^*	52.0 ± 11.1^*
PaCO₂, torr	57.8 ± 11.3	56.3 ± 19.7
V_E, L/min	5.9 ± 2.0	5.5 ± 1.1
Compliance, ml/cm H₂O	8.8 ± 1.9	5.9 ± 2.9
PaO₂/F_IO₂ ratio	147.2 ± 71.1	93.2 ± 33.2
Mean BP, mm Hg	97.3 ± 18.4	106.7 ± 25.9
Mean pulmonary artery pressure, mm Hg	35.1 ± 9.1	46.7 ± 17.2
Cardiac Output, L/min	1.55 ± 0.53	1.71 ± 0.51
PAOP, mm Hg	12.50 ± 4.04	14.30 ± 6.06
PEEP, cm H₂O	6.7 ± 3.2^†	0^†
F_IO₂	0.80 ± 0.25	0.58 ± 0.06
Peak airway pressure, cm H₂O	30.8 ± 7.2	29.5 ± 6.9

Values are mean ± SD. Comparisons are made between Siemens Servo and SAVe I ventilator. p>0.05 unless specified.

p=0.002

^†

p=0.003.