| Mild | F32.0 | Mild depressive episode |
| F33.0 | Recurrent depressive disorder, current episode mild |
| F34.1 | Dysthymia |
| Moderate | F32.1 | Moderate depressive episode |
| F33.1 | Recurrent depressive disorder, current episode moderate |
| Severe | F32.2 | Severe depressive episode without psychotic symptoms |
| F32.3 | Severe depressive episode with psychotic symptoms |
| F33.2 | Recurrent depressive disorder, current episode severe without psychotic symptoms |
| F33.3 | Recurrent depressive disorder, current episode severe with psychotic symptoms |
| Unspecified/ Other | F32.8 | Other depressive episodes |
| F32.9 | Depressive episode, unspecified |
| F33.8 | Other recurrent depressive disorders |
| F33.9 | Recurrent depressive disorder, unspecified |
| F33.4 | Recurrent depressive disorder, currently in remission |
