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Table 3 Cross tabulation of various SWT scores with segments showing LGE in CMR

From: Comparison of wall thickening and ejection fraction by cardiovascular magnetic resonance and echocardiography in acute myocardial infarction

Baseline     Follow-up    
   LGE negative LGE positive    LGE negative LGE positive
SWT < 20% negative 382 306 SWT < 20% negative 381 313
  positive 63 81   positive 72 66
  sensitivity 20.9    sensitivity 17.4  
  specificity 85.8    specificity 84.1  
SWT < 30% negative 342 256 SWT < 30% negative 361 275
  positive 103 131   positive 92 104
  sensitivity 33.9    sensitivity 27.4  
  specificity 76.9    specificity 79.7  
SWT < 40% negative 304 212 SWT < 40% negative 324 237
  positive 141 175   positive 129 142
  sensitivity 45.2    sensitivity 37.5  
  specificity 68.3    specificity 71.5  
SWT < 50% negative 252 168 SWT < 50% negative 283 192
  positive 193 219   positive 170 187
  sensitivity 56.6    sensitivity 49.3  
  specificity 56.6    specificity 62.5  
SWT < 60% negative 206 140 SWT < 60% negative 239 158
  positive 239 247   positive 214 221
  sensitivity 63.8    sensitivity 58.3  
  specificity 46.3    specificity 52.8  
  1. Table 3 compares each SWT (systolic wall thickening) score at baseline and follow-up through cross tabulation with the segments in CMR showing LGE (late enhancement). Sensitivity and specificity were calculated through cross tabulation.