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Table 2 Haemodynamic data

From: General anesthesia and positive pressure ventilation suppress left and right ventricular myocardial shortening in patients without myocardial disease – a strain echocardiography study

  Awake patient Anaesthesia + PPV p-value
Mean arterial pressure (mmHg) 91 ± 14 65 ± 8 <  0.001
Systolic arterial pressure (mmHg) 124 ± 21 93 ± 10 <  0.001
Diastolic arterial pressure (mmHg) 76 ± 13 54 ± 8 <  0.001
Stroke volume index(ml/m2) 37 ± 11 32 ± 9 <  0.001
Cardiac output (l/min) 4.6 ± 1.1 3.6 ± 0.9 <  0.001
Cardiac index (l/min/m2) 2.6 ± 0.7 2.0 ± 0.7 <  0.001
Heart rate (beats/min) 72 ± 16 66 ± 14 0.038
Left ventricular elastance (mmHg/ml) (Ees) 2.6 ± 0.7 2.0 ± 0.7 0.002
Arterial elastance (mmHg/ml) (Ea) 1.8 ± 0.4 1.6 ± 0.3 0.053
Ea/Ees 0.71 ± 0.12 0.94 ± 0.65 0.102
SVRI (dynes x sec/cm5/m2) 906 ± 189 879 ± 257 0.565
  1. PPV; positive pressure ventilation, SVRI: systemic vascular resistance index