– Primary diagnosis for admission to the hospital |
– Patient history |
– Patient age (in years); year of birth |
– Gender |
– Number of prescribed drugs before hospital admission |
– Admission day and time to ICU |
– ICU admission source (location/ providers of care) |
– Length of total hospital stay (prior to ICU admission) (LOS) (in days) |
– Length of ICU stay (in days) |
– Outcome in the ICU (discharge, mortality) |
– Acute Physiology and Chronic Health Evaluation (APACHE) II |
Patient complexity and mortality risk are defined according to the All Patient Refined Diagnosis Related Groups, which is calculated based on patient diagnosis, procedure, and age using a scale of 1 (least complex/lowest risk) to 4 (most complex/highest risk). |
– Quality and completeness of the medical records |
– Time measures screening process |