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Table 1 Agreement between the initial and each external coder for the four most frequently selected diagnoses

From: Reliability of diagnostic coding in intensive care patients

  

Initial versus external coder 1

Initial versus external coder 2

 

Number

Kappa

95% CI

Kappa

95% CI

J960, acute respiratory failure

78

0.26

0.06–0.46

0.25

0.06–0.43

J159, bacterial pneumonia, unspecified

31

0.49

0.22–0.76

0.26

0.03–0.56

I10, essential hypertension

25

0.52

0.25–0.79

0.26

0.06–0.59

I501, left ventricular failure

22

0.50

0.18–0.81

0.46

0.10–0.82

  1. CI, confidence interval.