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Table 2 Validity of type 2 diabetes code (ICPC-2, T90) in a primary care EHR database. Navarra EPIC-InterAct cohort

From: Validity of type 2 diabetes diagnosis in a population-based electronic health record database

Sensitivity %
(95% CI)
Specificity %
(95% CI)
PPV %
(95% CI)
NPV %
(95% CI)
Kappa index
(95% CI)
98.2
(96.7–99.1)
99.3
(99.1–99.5)
92.2
(89.8–94.1)
99.8
(99.7–99.9)
0.946
(0.933–0.960)
  1. Abbreviations: ICPC-2, International Classification of Primary Care, Second Edition, PPV positive predictive value, NPV negative predictive value