One-year costs of medical admissions with and without a 30-day readmission and enhanced risk adjustment

Table 3 Models of Medicare spending 1-year following index admission by type of service (N = 4684)

	(1)	(2)	(3)	(4)
	Acute inpatient care spending ($)	Acute inpatient care, days	Outpatient care spending ($)	Had an outpatient care visit within 30 days of index discharge
Average observed value	24,633	7.10	13,784	0.95
Model-predicted value of the difference in Medicare utilization associated with patients with 30-day readmission	13,191^***	12.59^***	3325^***	0.17^***
N	4684	4684	4684	4684
r2	0.14	0.23	0.19	0.04

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