Table 3.

Outpatient characteristics.

Outpatient characteristics		Control group	Transition group	Intervention group	Intervention group versus control group
					Difference (95% CI)	P value
Patients, mean (SD)		47,250	67,650	33,939	N/Aa	N/A
Age (years), mean (SD)		42.08	40.50	42.20	0.12 (−0.4538 to 0.2208)	.49
Sex, n (%)
	Male	25,908 (54.8)	36,962 (54.6)	18,584 (54.8)	N/A	.83
	Female	21,342 (45.2)	30,688 (45.4)	15,355 (45.2)	N/A	.83
Physician network, n (%)
	MuMb	31,248 (66.1)	43,412 (64.2)	21,388 (63)	N/A	<.001
	GKSc	16,002 (33.9)	24,238 (35.8)	12,551 (37)	N/A	<.001

^aN/A: not applicable.

^bMuM: Medizin und Mehr eG.

^cGKS: Gesundheitsnetz Köln-Süd eV.