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Table 1 Antibody tests against deamidated gliadin (dpgli) vs. native gliadin (ngli) in 149 CD patients and 119 controls

From: Intestinal biopsy is not always required to diagnose celiac disease: a retrospective analysis of combined antibody tests

  IgA anti-ngli IgA anti-dpgli IgG anti-ngli IgG anti-dpgli
Sensitivity 61% 78% 79% 85%
Specificity 97% 97% 68% 92%
Positive predictive value 97% 97% 76% 93%
Negative predictive value 67% 78% 72% 83%
  1. McNemar’s test for significant changes p < 0.00001.
  2. 61 correct changes; 154 remain correct; 7 wrong changes; 46 remain wrong.