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Table 1 Demographic and clinical variables pre- and post- propensity score matching

From: Early extubation is associated with improved outcomes after complete surgical repair of pulmonary atresia with ventricular septal defect and hypoplastic pulmonary arteries in pediatric patients

  Before matching After matching
Early extubation (n = 14) Unmatched controls (n = 96) SMD Early extubation (n = 14) Matched controls (n = 28) SMD
Age (y) 2.52 ± 2.07 3.55 ± 11.26 0.128 2.52 ± 2.07 2.68 ± 2.70 0.066
Weight (kg) 12.71 ± 4.05 12.64 ± 7.52 0.012 12.71 ± 4.05 13.74 ± 8.07 0.118
Male 3 (21.4%) 40 (41.7%) 0.452 3 (21.4%) 4 (14.3%) 0.187
MAPCAs 5 (35.7%) 48 (50%) 0.292 5 (35.7%) 12 (42.9%) 0.097
McGoon Index 1.75 ± 0.31 1.56 ± 0.38 0.534 1.75 ± 0.31 1.71 ± 0.45 0.105
Previous sternotomy 7 (50%) 40 (41.7%) 0.179 7 (50%) 13 (46.4%) 0.072
CPB time (min) 137 ± 39 160 ± 70 0.398 137 ± 39 137 ± 45 0.011
ACC time (min) 74 ± 28 87 ± 37 0.387 74 ± 28 73 ± 31 0.055
Perioperative VISmax 11.7 ± 4.1 13.0 ± 7.7 0.214 11.7 ± 4.1 11.5 ± 4.8 0.032
DSC 0 (0%) 2 (2.1%) 0.208 0 (0%) 0 (0%)
Fluid balance at 72 h postoperatively (mL) − 336 ± 389 − 619 ± 780 0.460 −336 ± 389 − 343 ± 501 0.017
RV/LV pressure ratio 0.49 ± 0.09 0.50±0.14 0.011 0.49 ± 0.09 0.50±0.17 0.119
  1. NOTE. Numeric variables: Mean ± SD
  2. Abbreviations: ACC aorta cross clamping, CPB cardiopulmonary bypass, MAPCAs major aortopulmonary collaterals, LV left ventricular, RV right ventricular, VISm maximum vasoactive-inotropic score, VSD ventricular septal defect