Charlson-Deyo Comorbidity Class
CDCC: 0, 1, 2, ≥3. The CDCC was calculated based on the presence of certain diagnoses, weighted and categorized by the following point system: 1 point: cerebrovascular disease, chronic pulmonary disease, congestive heart failure, dementia, diabetes without chronic complications, mild liver disease, myocardial infarction, peptic ulcer disease, peripheral vascular disease, rheumatologic disease; 2 points: diabetes with chronic complications, hemiplegia or paraplegia, renal disease; 3 points: moderate or severe liver disease; and 6 points: acquired immunodeficiency syndrome.10
ChatGPTも使えない。（嘘言うし、出典を教えないから）
