Update on prevalence of diagnosed systemic lupus erythematosus (SLE) by major health insurance types in the US in 2016

Table 1 Estimated total number of prevalent SLE patients in the US, by major civilian health insurance, 2016

Age categories	Projection to private insurance population		Projection to Medicaid population
Age categories	CCAE (age < 65) and MDCR (age ≥ 65)^a	Optum (all ages)^b	MDCD^c
< 18
Female	2465	2214	2148
Male	357	329	426
18–64
Female	259,502	311,904	80,425
Male	23,067	29,975	6367
≥ 65
Female	52,784	53,125	8994
Male	7501	6799	524
Total (rounding)	345,000	404,000	99,000

^aBased on estimated age, sex-specific prevalence proportion from CCAE (age < 65) and MDCR (age ≥ 65) multiplied by US census age and sex-specific counts of persons with private insurance in 2016; age categories were < 18, 18–24, 25–29, 30–34, 35–39, 40–44, 45–49, 50–54, 55–59, 60–64 in CCAE and 65–74, ≥ 75 in MDCR
^bBased on estimated age, sex-specific prevalence proportion from Optum multiplied by US census age and sex-specific counts of persons with private insurance in 2016; age categories were < 18, 18–24, 25–29, 30–34, 35–39, 40–44, 45–49, 50–54, 55–59, 60–64, 65–74, ≥ 75 in Optum (separately done in those age < 65 and age ≥ 65)
^cBased on estimated age, sex-specific prevalence proportion from MDCD multiplied by US census age and sex-specific counts of persons with Medicaid insurance in 2016; age categories were < 18, 18–24, 25–29, 30–34, 35–39, 40–44, 45–49, 50–54, 55–59, 60–64, 65–74, ≥ 75 in MDCD

ISSN: 1756-0500