Table 2.

Table 2 Characteristics of the Group Health Cooperative Member Population, January 2006

Characteristics		Location of Provider
	Total	Integrated Delivery System ∗	Contracted Network†
	(n = 527,603)	(n = 325,634)	(n = 201,969)
Age, %
0–14 yr	18	15	21
15–53 yr	53	52	56
54–65 yr	18	19	16
66+ yr	12	15	8
Male, %	47	46	47
Insurance type, %
Commercial	90	89	90
Medicare	6	8	4
Medicaid	4	3	6

^∗ Integrated Delivery System: patients who seek care by Group Health providers in Group Health–owned clinics.

^† Contracted Network: patients who seek care in Group Health’s network of contracted health care providers.