Area-level socioeconomic status and variation in medication use among Medicaid enrollees with incident systemic lupus erythematosus, 2000 to 2004

Table 1 Medication prescriptions among Medicaid enrollees with incident SLE, 2000 to 2004 according to county-level SES^a

	Corticosteroids		Hydroxychloroquine		Immunosuppressants^b
	OR	95% CI	OR	95% CI	OR	95% CI
Increasing county-level SES	0.94	0.89-0.99	1.04	0.99-1.09	1.12	1.05-1.20

^aMultivariable logistic regression models adjusted for number of Medicaid-enrolled months, age at first SLE claim, race/ethnicity, sex, geographic region, Health Professional Shortage Area, and state-level number of rheumatologists. ^bImmunosuppressants include: azathioprine, mycophenolate mofetil, cyclophosphamide (oral and intravenous), cyclosporine or tacrolimus

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