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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
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Cardiovascular Ultrasound

ISSN: 1476-7120

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