|To evaluate a patient for comorbid conditions using the grading scheme of Kaplan and Feinstein.|
|Diabetes, Hematology/Oncology, Medical Oncology, Pediatric Endocrinology|
|disease progression, comorbid conditions, disability and performance, quality of life|
Kaplan and Feinstein graded comorbid conditions based on the impact upon survival in patients with diabetes mellitus. The scale has been used to assess the impact of comorbidities in other conditions as well.