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Table 4 Comparison of the new score and clinical diagnostics

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

Assessment of appendicitis

Sensitivity (%)

Specificity (%)

p-value for sensitivity*

p-value for specificity**

At clinical examination

54.8

86.1

0.363

0.002

At 6 h from clinical examination

55.4

86.6

0.529

0.007

Within the first 24 hours

98.5

78.4

<0.001

<0.001

Score > =16

58.0

92.7

  
  1. *Comparison with sensitivity of the new score > =16 (McNemar test).
  2. **Comparison with specificity of the new score > =16 (McNemar test).
  3. High probability of appendicitis based on clinical examination alone.
  4. Clinical diagnosis of appendicitis within 6 h from clinical examination.