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Table 1 Pig characteristic and pre-VF basal haemodynamic values

From: Haemodynamic outcomes during piston-based mechanical CPR with or without active decompression in a porcine model of cardiac arrest

N = 9

Mean ± SD or

Median & quartiles

Weight (kg)

34 ± 3.3

Anterior-Posterior chest-diameter (cm)

20 ± 0.9

Temperature (Celsius)

38 ± 0.6

Cardiac Output (l/min)

3.6 (3.1, 4.5)

EtCO2 (kPa)

5.4 ± 0.8

Aortic pressure (mmHg)

87 ± 6.9

Right atrial pressure (mmHg)

6.9 (6.4, 11)

Coronary perfusion pressure (mmHg)

77 (69, 84)

Intracranial pressure (mmHg)

14 ± 4.4

Oesophageal pressure (mmHg)

40 ± 38

Cerebral flow (AU)

452 ± 182

Carotid flow (ml/min)

181 ± 18

pH - Arterial blood gas

7.4 ± 0.2

pCO2 - Arterial blood gas (kPa)

6.0 ± 0.6

pO2 - Arterial blood gas (kPa)

10.8 ± 1.3

pH - Venous blood gas

7.3 ± 0.02

pCO2 - Venous blood gas (kPa)

7.3 ± 0.8

pO2 - Venous blood gas (kPa)

4.4 ± 0.6