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Table 2 Comparison of perioperative hemodynamic and surgical parameters

From: Quantifying the learning curve for pulmonary thromboendarterectomy

  Overall Tercile (T) P value
Variable (n = 134) T1 (n = 44) T2 (n = 45) T3 (n = 45) T1 vs. T3
Postoperative
 sPAP (mm Hg) 37 ± 13 38 ± 13 35 ± 13 40 ± 14 0.468
 mPAP (mm Hg) 22 ± 7 21 ± 6 20 ± 7 23 ± 8 0.183
 RAP (mm Hg) 5 ± 4 5 ± 3 5 ± 4 5 ± 3 1.000
Mean Δ sPAP (mm Hg) 41 ± 21 40 ± 19 43 ± 22 41 ± 21 0.908
Mean Δ mPAP (mm Hg) 24 ± 13 25 ± 11 24 ± 13 24 ± 14 0.570
Mean Δ RAP (mm Hg) 6 ± 8 7 ± 11 6 ± 6 5 ± 6 0.287
CPB time (min) 180 ± 41 198 ± 42 182 ± 42 159 ± 28 <0.001
Aortic cross-clamp time (min) 132 ± 31 140 ± 35 134 ± 28 123 ± 28 0.018
DHCA time (min) 37 ± 15 44 ± 17 35 ± 13 31 ± 10 <0.001
  1. Data are shown as mean ± standard deviation
  2. sPAP systolic pulmonary artery pressure, mPAP mean pulmonary artery pressure, RAP right atrial pressure, CPB cardiopulmonary bypass, DHCA deep hypothermic circulatory arrest