Table 2.
Variable type | Multimorbidity measure: number of studies | ||||
CCI | Condition count | CSS | KTMI | Heart failure and CKD versus heart failure, CKD and diabetes |
|
Categorical | 6 | 4 | 1 | 1 | 1 |
Continuous | 6 | 4 | 1 | 0 | 0 |
CCI, Charlson Comorbidity Index; CKD, chronic kidney disease; CSS, comorbidity severity score; KTMI, Kidney Transplant Morbidity Index.