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Table 1 Systemic hemodynamic parameters and determinants of venous return at the end of the baseline period

From: Determinants of venous return in steady-state physiology and asphyxia-induced circulatory shock and arrest: an experimental study

  VF (mean) Asphyxia (mean) Difference (95% confidence interval) Adjusted p-value
Heart rate (bmp) 83.1 86.8 3.7 (− 1.39–8.79) 0.461
Systolic arterial pressure (mmHg) 102.6 115.1 12.5 (5.11–19.89) 0.036*
Diastolic arterial pressure (mmHg) 67.8 69.9 2.1 (− 6.8–11) 0.847
Mean arterial pressure (mmHg) 81.3 85.1 3.8 (− 3.77–11.37) 0.611
Systemic vascular resistance (dynesscm−5) 938.6 994.8 56.2 (− 31.23–143.71) 0.494
Right atrial pressure (mmHg) 9.7 10.1 0.4 (− 2.02–2.82) 0.847
Cardiac output (Lmin−1) 6.1 6.05 − 0.05 (− 0.36–0.26) 0.847
Coronary perfusion pressure (mmHg) 58.1 59.8 1.7 (− 6.2–9.6) 0.847
Pulse pressure (mmHg) 34.8 45.2 10.4 (− 0.76–21.56) 0.264
Shock index 0.82 0.77 − 0.05 (− 0.13–0.03) 0.494
Modified shock index 1.04 1.03 − 0.01 (− 0.11–0.09) 0.892
Mean circulatory filling pressure analogue (mmHg) 15.1 16.1 1 (− 1.5–3.5) 0.733
Pressure gradient for venous return (mmHg) 5.4 6 0.6 (− 0.04–1.24) 0.264
Resistance to venous return (mmHg min L−1) 0.883 0.996 0.113 (0.01–0.21) 0.224
Efficiency of the heart 0.374 0.373 − 0.001 (− 0.07–0.07) 0.976
End-tidal carbon dioxide (mmHg) 37.4 37.9 0.5 (− 2.28–3.28) 0.847
  1. VF ventricular fibrillation
  2. *p < 0.05