Cumulative Illness Rating Scale (CHRIS baseline)
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Cumulative Illness Rating Scale (CIRS) scores
CIRS Cardiac
Modified Cumulative Illness Rating Scale: Cardiac category (heart only)
x0ir101CIRS Hypertension
Modified Cumulative Illness Rating Scale: Hypertension category (rating is based on severity; affected systems are rated separately)
x0ir102CIRS Vascular
Modified Cumulative Illness Rating Scale: Vascular category (blood, blood vessels and cells, marrow, spleen, lymphatics)
x0ir103CIRS Respiratory
Modified Cumulative Illness Rating Scale: Respiratory category (lungs, bronchi, trachea below the larynx)
x0ir104CIRS Eye, ear, nose, throat
Modified Cumulative Illness Rating Scale: EENT category (eye, ear, nose, throat, larynx)
x0ir105CIRS Upper gastrointestinal tract
Modified Cumulative Illness Rating Scale: Upper gastrointestinal tract category (esophagus, stomach, duodenum, biliary and pancreatic trees; do no include diabetes)
x0ir106CIRS Lower gastrointestinal tract
Modified Cumulative Illness Rating Scale: Lower gastrointestinal tract category (intestines, hernias)
x0ir107CIRS Hepatic
Modified Cumulative Illness Rating Scale: Hepatic category (liver only)
x0ir108CIRS Renal
Modified Cumulative Illness Rating Scale: Renal category (kidneys only)
x0ir109CIRS Other genitourinary
Modified Cumulative Illness Rating Scale: Other genitourinary category (ureters, bladder, urethra, prostate, genitals)
x0ir110CIRS Musculo-skeletal-integumentary
Modified Cumulative Illness Rating Scale: Musculo-skeletal-integumentary category (muscles, bone, skin)
x0ir111CIRS Neurological
Modified Cumulative Illness Rating Scale: Neurological category (brain, spinal cord, nerves; do not include dementia)
x0ir112CIRS Endocrine-Metabolic
Modified Cumulative Illness Rating Scale: Endocrine-Metabolic category (includes diabetes, diffuse infections, infections, toxicity)
x0ir113CIRS Psychiatric/Behavioral
Modified Cumulative Illness Rating Scale: Psychiatric/Behavioral category (includes depression, anxiety, agitation, psychosis, not dementia)
x0ir114CIRS Sum
Modified Cumulative Illness Rating Scale: Summary score of all categories
x0ir115CIRS Comorbidity index
The Comorbidity index is calculated as the number of CIRS categories with a score of 2 or greater
x0ir116