Table 1 Patient complexity variables in CRISP-MeSLab database
Definition | Type | Criteria and Rationale |
|---|---|---|
Gender | Dichotomous; 0 = Male, 1 = Female | Takes into account patient gender |
Age | Continuous; > = 2 | Takes into account patient age |
Intensive Care passage | Dichotomous: 0 = No; 1 = Yes | Indicates whether the patient has been admitted or transferred in an intensive care unit (ICU) or a cardiac intensive care unit (CICU) |
Sentinel event | Dichotomous: 0 = No sentinel event; 1 = At least one sentinel event | Identifies sentinel event/urgent case through 1051 specific ICD-9-CM codes |
DRG weight | Continuous; > 0 | Measures treatment complexity |
Cardiovascular disease | Dichotomous: 0 = No; 1 = Yes | Indicates whether the patient was diagnosed with a cardiovascular disease during hospitalization through 386 ICD-9-CM diagnoses |
Elixhauser comorbidity index | Discrete: From 0 to 6 | Index of patient comorbidity at the admission time [39] |