Table 3

Agreement between the three coders for the 'father' codes of septicemia and shock

Initial versus external coder 1

Initial versus external coder 2

Between the two external coders

Kappa

95% CI

Kappa

95% CI

Kappa

95% CI

A41-, septicemia

0.69

0.47–0.92

0.71

0.47–0.94

0.77

0.58–0.96

R57-, shock

0.60

0.38–0.81

0.51

0.31–0.70

0.55

0.36–0.74

A41- or R57-

0.70

0.54–0.86

0.49

0.53–0.85

0.73

0.58–0.87

CI, confidence interval.

Misset et al. Critical Care 2008 12:R95   doi:10.1186/cc6969