Table 3

Sensitivity, specificity, percentage of correctly classified patients and positive and negative likelihood ratio of basal cortisol at different cut off values

Cut-off value of basal cortisol
Sensitivity
Specificity
Correctly classified
LR+
LR-

<150 nmol/l
100%
50%
74%
2.0
0.0
<330 nmol/l
80%
86%
83%
5.6
0.2
>400 nmol/l
56%
96%
77%
15.7
0.5

LR+ = positive likelihood ratio, LR- = negative likelihood ratio

Schuetz et al. BMC Pulmonary Medicine 2008 8:1   doi:10.1186/1471-2466-8-1