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Table 3 (4) Comparison of new score, appendicitis inflammatory response (AIR) score and Alvarado-score in the diagnosis of acute appendicitis

From: A new adult appendicitis score improves diagnostic accuracy of acute appendicitis - a prospective study

  Sensitivity (%) Specificity (%) LR+ LR- DOR
New score      
> = 11 95.9 54.2 2.1 0.076 27.7
> = 16 58.0 92.7 7.9 0.45 17.5
> = 18 27.7 97.6 11.5 0.74 15.6
AIR-score      
> = 5 83.1 63.1 2.3 0.27 8.4
> = 9 14.6 97.1 5.0 0.88 5.7
Alvarado-score      
> = 4 98.0 27.7 1.4 0.072 18.8
> = 7 68.8 76.4 2.9 0.41 7.1
> = 9 27.4 94.2 4.7 0.77 6.1
  1. LR + - positive likelihood ratio.
  2. LR- – negative likelihood ratio.
  3. DOR – diagnostic odds ratio.