Table 2. Comparison of the economic impact between the DMP-group and the control-group for a follow-up period of 4 years.

	DMP-group N = 7161	Control-group N = 21044
Mean total costs per year	8226.80€	9231.10€
Outpatient physician services costs	718.80€	654.40€
Hospital costs	6196.60€	7165.40€
Prescription costs	1243.10€	1296.50€
Transportation costs	68.30€	114.80€
Hospital admissions and days
Hospital admissions and days >0, N (%)	5201 (72.6)	14944 (71.0)
Cumulative number of hospital days >0 (mean/median)	29.5/16	32.5/18
Cumulative number of hospital admissions >0 (mean/median)	4.1/3	4.3/3