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Table 2 characteristics of CMs and cardiac thrombi based on the cardiovascular CECT

From: Distinguishing cardiac myxomas from cardiac thrombi by a radiomics signature based on cardiovascular contrast-enhanced computed tomography images

  Myxoma (n = 59) Thrombus (n = 50) p
Naked eye findings    
 Calcification 10 (16.9) 7 (17.1) 0.672
 Hydrothorax 5 (8.5) 15 (30.0) 0.004*
 Pericardial effusion 11 (18.6) 21 (42.0) 0.008*
 Heart enlargement 33 (55.9) 41 (82.0) 0.004*
 Homogeneous density 39 (66.1) 37 (74.0) 0.371
 Enhanced CT value/HU 54.35 ± 19.10 58.52 ± 22.59 0.370
 Surface    0.004*
  Coarse 35 (59.3) 16 (32.0)  
  Smooth 24 (40.7) 34 (68.0)  
 Location    0.000*
  LA 52 (88.1) 17 (34.0)  
  LAA 1 (1.7) 24 (48.0)  
  RA 6 (10.2) 9 (18.0)  
  1. *p value < 0.05; enhanced CT value is shown as mean ± standard deviation; other data are the number of patients with the percentage in parentheses. LA: left atrium, LAA: left atrial appendage, RA: right atrium.