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Table 4 Classification table of predicted and true disease at a risk cut-off of 20% for asthma

From: Anticipating undiagnosed asthma in symptomatic adults with normal pre- and post-bronchodilator spirometry: a decision tool for bronchial challenge testing

 

True Disease: Asthma

True Disease: No Asthma

Total

Model Prediction: Asthma

28

33

61

Model Prediction: No Asthma

6

65

71

Total

34

98

132

  1. Sensitivity = 28/34 = 82%
  2. Specificity = 65/98 = 66%
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BMC Pulmonary Medicine

ISSN: 1471-2466

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