| Code | Calculation Method | Description |
| 16 | Fleiss' Kappa | It is not possible to calculate Fleiss' Kappa based on a single trial per operator. The calculation of Fleiss' Kappa requires more than one trial per operator. |
| 951 | Fleiss' Kappa | Identical results. The operator's measurements are equal throughout all trials, with no variation. |
| 953 | Cohen's Kappa | The calculation will never be performed for a single operator. |
| 954 | Cohen's Kappa | When assessing agreement between two operators: The number of operators or trials required does not correspond to the configured calculation method. |