Table 2 Cohen’s kappa values for the 5-class problem
From: Automatic sleep stage classification based on subcutaneous EEG in patients with epilepsy
Patient | Night | PS \(\kappa\) | LONO \(\kappa\) | Expert \(\kappa\) |
|---|---|---|---|---|
A | 1 | 0.81 | 0.79 | 0.80 |
2 | 0.84 | 0.83 | 0.80 | |
3 | 0.84 | 0.83 | 0.90 | |
B | 1 | 0.62 | 0.56 | 0.56 |
2 | 0.82 | 0.71 | 0.56 | |
C | 1 | 0.71 | 0.69 | 0.59 |
2 | 0.82 | 0.67 | 0.43 | |
3 | 0.78 | 0.77 | 0.59 | |
D | 1 | 0.73 | 0.70 | 0.60 |
2 | 0.79 | 0.77 | 0.73 | |
3 | 0.79 | 0.77 | 0.74 | |
Mean (± SD) |  | 0.78 (± 0.02) | 0.74 (± 0.02) | 0.66 (± 0.04) |