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Table 5 Pre- and postoperative echocardiographic parameters of left ventricular function

From: New technique of local ischemic preconditioning induction without repetitive aortic cross-clamping in cardiac surgery

Time point Control (n = 30) Perfusion (n = 30) IP (n = 30)
Left ventricular ejection fraction, %
Before surgery 63.7 ± 6.2 63.6 ± 6.3 61.6 ± 5.9
7 days after surgery 63.0 ± 6.6 61.9 ± 7.0 62.5 ± 6.7
Left ventricular end-systolic volume, mL
Before surgery 50.4 ± 15.1 49.7 ± 15.1 53.3 ± 14.8
7 days after surgery 48.2 ± 11.9 50.8 ± 15.3 50.5 ± 14.2
Left ventricular end-diastolic volume, mL
Before surgery 137.3 ± 21.9 134.6 ± 22.1 137.1 ± 18.7
7 days after surgery 130.1 ± 13.7 130.9 ± 22.5 134.0 ± 19.7
Left ventricular end-systolic diameter, mm
Before surgery 35.4 ± 4.2 34.5 ± 4.5 34.2 ± 3.7
7 days after surgery 33.6 ± 3.3 34.8 ± 4.1 34.3 ± 3.6
Left ventricular end-diastolic diameter, mm
Before surgery 53.0 ± 3.0 52.7 ± 3.7 53.2 ± 3.7
7 days after surgery 51.9 ± 2.2 52.4 ± 3.8 52.6 ± 3.2
  1. Data are mean ± standard deviation. IP – local ischemic preconditioning.