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Table 2 Fisher’s exact test for univariate analysis of the two groups

From: Magnetic resonance imaging findings for discriminating clear cell carcinoma and endometrioid carcinoma of the ovary

  CCC EC OR 95% CI p value
Maximum diameter of the cyst
  < 17.8 (cm) 45 34 0.48 0.162–1.350 0.171
  ≥ 17.8 (cm) 7 11    
Height of mural nodule
  < 4.0 (cm) 37 27 0.55 0.219–1.336 0.188
  ≥ 4.0 (cm) 12 16    
Width of mural nodule
  < 5.8 (cm) 41 22 0.20 0.074–0.520 0.0013
  ≥ 5.8 (cm) 8 21    
HWR
  < 0.69 14 26 3.95 1.665–9.760 0.0022
  ≤ 0.69 34 16    
Growth pattern of mural nodules
 Focal or eccentric 30 4 0.07 0.019–0.204 < 0.0001
 Multifocal or concentric 22 42    
Continuity of mural nodules
 Negative 36 17 0.26 0.110–0.594 0.0017
 Positive 16 29    
Appearance of mural nodule margins
 Smooth 18 5 0.23 0.070–0.645 0.0083
 Not smooth 34 41    
Absence of ascites
 Negative 33 17 0.34 0.146–0.759 0.0097
 Positive 19 29    
  1. CCC clear cell carcinoma, EC endometrioid carcinoma, OR odds ratio, CI confidence interval