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Table 2 Comparison of imaging and histopathological findings

From: A simple method for diagnosing gallbladder malignant tumors with subserosa invasion by endoscopic ultrasonography

  Shallow group (N = 15) Deep group (N = 34) P value
Imaging findings
 Enhancement in CECT 14a (100) 31a (96.9) 1.0
 EUS findings
  Form, protruded/wide 8/7 5/29 0.011
  Internal echo, heterogeneous/homogeneous 14/1 34/0 0.31
 Irregular (thickened or narrow) LHEL 2 (13.3) 33 (97.1) <  0.01
  Thickened LHEL 0 (0) 18 (52.9) <  0.01
  Narrow LHEL 2 (13.3) 28 (82.3) <  0.01
Histopathological findings
Tumor type    0.06
 Tubular adenocarcinoma 5 22  
 Papillary adenocarcinoma 9 7  
 Poorly differentiated adenocarcinoma 1 1  
 Carcinosarcoma 0 2  
 Squamous cell carcinoma 0 1  
 Adenoendocrine carcinoma 0 1  
Tumor depth
 m 9   
 mp 6   
 Deeper than the ss   34  
  1. Values are shown as the median (range) or n (%) or n
  2. aSome patients lacked CECT images
  3. CECT Contrast-enhanced CT, EUS Endoscopic ultrasonography, LHEL Lateral hyperechoic layer, m Mucosa, mp Muscularis propria, ss Subserosa