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Table 3 McNemar tests results between pathological and transthoracic echocardiographic results

From: Preoperative false-negative transthoracic echocardiographic results in native valve infective endocarditis patients: a retrospective study from 2001 to 2018

  Pathology Echocardiography McNemar test
P
Perivalvular abscess 13 (7.1) 3 (1.6) 0.013
Perforation 25 (13.7) 11 (6.0) 0.013
Aortic sinus aneurysm 4 (2.2) 4 (2.2) 1.000
Vegetation 173 (95.1) 157 (86.3) 0.007
 Left heart 129 (70.9) 117 (64.3) 0.050
  Aortic valve 40 (22.0) 42 (23.1) 0.832
  Mitral valve 63 (34.6) 57 (31.3) 0.180
  Aortic valve and mitral valve 26 (14.3) 18 (9.9) 0.039
 Right heart 33 (18.1) 32 (17.6) 1.000
  Tricuspid valve 27 (14.8) 29 (15.9) 0.687
  Pulmonic valve 6 (3.3) 3 (1.6) 0.250
 Left heart and right heart 6 (3.3) 2 (1.1) 0.219
aAbnormal cardiac structure 12 (6.6) 8 (4.4) 0.388
  1. aIncluding vegetations found on atrial septum, ventricular septum, ductus arteriosus, etc.