Table 5.
Corrected measured sensitivity and specificity.
| A. Assuming a perfect reference system with S0 = p0 = 1.0 | ||||||
|---|---|---|---|---|---|---|
| Measurement | Sensitivity | Specificity | ||||
| Mode | value | min | max | value | min | max |
| EEG1 | 0.94 | 0.93 | 1 | 0.64 | 0.63 | 1 |
| EEG2 | 0.91 | 0.90 | 0.96 | 0.69 | 0.52 | 0.69 |
| EEG3 | 0.92 | 0.91 | 0.98 | 0.55 | 0.41 | 0.55 |
| B. Assuming an imperfect reference system with s0 and p0 arbitrarily set to 0.9. | ||||||
|---|---|---|---|---|---|---|
| Measurement | Sensitivity | Specificity | ||||
| Mode | value | min | max | value | min | max |
| EEG1 | 0.97 | 0.95 | 1 | 0.85 | 0.84 | 1 |
| EEG2 | 0.94 | 0.92 | 1 | 0.91 | 0.76 | 0.91 |
| EEG3 | 0.94 | 0.93 | 1 | 0.72 | 0.61 | 0.73 |
Legend: s0 sensitivity of reference system, p0 specificity of reference system Min and Max refer to the minimum and maximum values obtained by varying interpreter sensitivity and specificity among all possible values for the measured Fleiss kappas of 0.44, 0.47, 0.47 for EEG1, 2 and 3, respectively.