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Table 3 Comparison of results of USC ADRC "gold standard" and telephone survey-based classification of dementia and no dementia

From: Validation of multi-stage telephone-based identification of cognitive impairment and dementia

  

Gold Standard Classification

  

Dementia

Not Dementia

Total

Classification by Telephone Assessment

Dementia

5

0

5

 

Not Dementia

1

32

33

 

All

6

32

38

  1. Telephone Assessment
  2. Sensitivity for dementia 5/6 = 0.83 (95% confidence interval 0.36, 1.00)
  3. Specificity for not dementia 32/32 = 1.00 (95% confidence interval 0.89, 1.00)
  4. Kappa 0.89 (95% confidence interval 0.69, 1.00)