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Table 5 Comparison of anatomic cardiac findings and outcome with previous reports

From: Right atrial isomerism in children older than 3 years

  This report (n = 33) Cheung et al. (n = 116)
The time of presented RAI More than 3 year old 76 % Within first week
Male 20 (61 %) 71/116 (61 %)
Levocardia 20 (61 %) 81/116 (70 %)
Dextrocardia/mesocardia 13 (39 %) 35/116 (30 %)
Single or functionally single atrium 20 (61 %) 69 (59 %)
Single or functionally single ventricle 19 (58 %) 96 (83 %)**
Pulmonary/subpulmonary obstruction 33 (100 %) 96 (83 %)
Pulmonary atresia 3 (9 %) 48 (41 %)**
CAVV 16/31 (51 %) 107 (92 %)**
Pulmonary vein obstruction 0 15 (13 %)*
APVD 21 (63 %) 60 (52 %)
Systemic outflow obstruction 0 4 (3 %)
  1. CAVV common atrioventricular valve, BSVC bilateral superior vena cava, APVD anomalous pulmonary venous drainage, pulmonary atresia (p = 0.05); * p < 0.05; ** p < 0.01