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Table 2 Performance of diabetes codes against diabetes groups within five years to NAFLD diagnoses

From: Evaluating the coding accuracy of type 2 diabetes mellitus among patients with non-alcoholic fatty liver disease

  

Performance Indicators

Ratio of having diabetes related ICD codes (%), N

Sensitivity

Specificity

PPV

NPV

Accuracy

NAFLD (n = 12,012)

32.3

0.81

0.94

0.87

0.91

0.90

Absence of Diabetes (n = 7,112)

5

NA

0.95

NA

1.0

0.95

Prediabetes

(n = 889)

17

NA

0.83

NA

1.0

0.83

Meeting glycemic Targets (n = 1,744)

58

0.58

NA

1.0

NA

0.58

Diabetes – Not meeting glycemic Diabetes (n = 2,267)

98

0.98

NA

1.0

NA

0.98