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Sampling methodology. All values represent the admission encounters. For the “frequent admitters” cohort (3282 encounters), there are 892 unique patients and for the “standard” cohort (39,934 encounters), there are 9377 unique patients. The “geriatrics” cohort represents a subsample of patient encounters within the “standard” cohort where the age of the patient at time of encounter is greater or equal to 65 years.
