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Table 1 Patients' characteristics and haemodynamic findings obtained by right heart catheterisation at the time of TEE study

From: Echocardiographic assessment of pulmonary artery occlusion pressure in ventilated patients: a transoesophageal study

  Protocol A (n = 56) Protocol B (n = 32)
Age (years) 66 ± 12 57 ± 15a
Men (n) 36 (64) 23 (72)
SAPS II 47 ± 12 41 ± 12a
Reason for admission (n):   
Medical condition 37 (66) 26 (81)
Non scheduled surgery 19 (34) 6 (19)
Vasopressor or inotropic support (n) 47 (84) 16 (50)a
Blood pressure (mmHg):   
Systolic 116 ± 25 133 ± 22a
Diastolic 61 ± 16 72 ± 15a
Mean 79 ± 17 94 ± 15a
Heart rate (bpm) 105 ± 19 98 ± 22
RAP (mmHg) 11 ± 6 10 ± 4
PAP (mmHg):   
Systolic 35 ± 13 43 ± 10a
Diastolic 21 ± 6 22 ± 5
Mean 27 ± 8 30 ± 7a
PAOP (mmHg) 12 ± 5 14 ± 6
Cardiac index (L/min/m2) 3.0 ± 1.0 3.2 ± 1.4
PVR (dynes·s·cm-5) 424 ± 190 466 ± 201
SVR (dynes·s·cm-5) 1 948 ± 824 2 402 ± 1087
VT (mL/kg) 8 ± 2 8 ± 2
PEEP (cm H2O) 9 ± 4 10 ± 3
  1. ap < 0.05. Numbers between brackets are percentages. Abbreviations: PAP, pulmonary artery pressure; PAOP, pulmonary artery occlusion pressure; PVR, pulmonary vascular resistance; RAP, right atrial pressure; SAPS: simplified acute physiologic score; SVR, systemic vascular resistance; TEE, transoesophageal echocardiography.