List of selected variables
| Individual patient information | Type | |
| Patient demographics | Year of birth (age) | Continuous |
| Sex (male, female) | Categorical | |
| Hospitalisation | Admission date | Continuous |
| Discharge date | Continuous | |
| Movement within the hospital | Categorical | |
| Diagnoses | Primary, associated and related diagnoses coded using ICD-10: 1846 unique diagnoses grouped in principal and secondary diagnosis (first three characters) | Categorical |
| Laboratory values | Test ordered (yes, no) | Categorical |
| Sampling date | Continuous | |
| Test result | Continuous | |
| Medication | Prescriptions | Continuous |
| Administered drugs | Continuous | |
| Procedure codes | Classification of medical acts: 1679 unique codes (first four characters) | Categorical |
| ATC code | 87 unique ATC codes (first three characters) | Categorical |
| OBS_NORM (laboratory values) | 1724 unique laboratory tests: ranked as high, normal, low, tested, not tested | Categorical |
| Population based information by geocoding code | ||
| Social determinants of health | Age | Continuous |
| Family composition | ||
| Employment status | ||
| Living conditions | ||
| Administrative data | ||
| Postal Code | rural, semi-rural, urban, extraterritorial, none | Categorical |
| Entry mode | Eg, transfer from another establishment, after consultation with a hospital specialist, referred by an external doctor, work accident, … | Categorical |
| Entry type | Urgent, with confirmed appointment, spontaneous | Categorical |
| Exit mode | Eg, transfer to another establishment, death, return home | Categorical |
| Hospital clinical unit (ward) code | 186 unique categories | Categorical |
ATC, Anatomical Therapeutic Chemical; ICD-10, International Classification of Diseases - 10th version; OBS_NORM, measured laboratory value compared to normal laboratory test value.