Table 1.

Prevalence and odds ratios of obesity (≥95th percentile) by demographic characteristics among children receiving care^a (n=8,616)

		N (%)	Proportion Obese	ORb	(95% CI)
Sex
	Female	4143 (48)	0.13	1
	Male	4473 (52)	0.17	1.27	(1.13, 1.43)
Age (years)
	6–11	3306 (38)	0.15	1
	12–18	5310 (62)	0.15	0.99	(0.87, 1.12)
Insurancec
	Commercial	7860 (91)	0.15	1
	State-sponsored
	subsidized	260 (3)	0.15	1.00	(0.71, 1.42)
	Medicaid	496 (6)	0.23	1.75	(1.40, 2.17)

^a6 to 18 year old children receiving medical care at the health plan in King County, WA

^bOdds ratios of obesity by demographic characteristic (referent group OR = 1)

^cInsurance generally corresponds to tiers of household income: commercial insurance = higher income families receiving insurance through employment; state-sponsored subsidized = low-middle income families that do not qualify as poor; Medicaid = lowest income families in poverty qualifying for government insurance