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. Author manuscript; available in PMC: 2011 Sep 1.

Published in final edited form as: Arthritis Rheum. 2010 Sep;62(9):2767–2775. doi: 10.1002/art.27551

Table 1.

Sociodemographic Characteristics of Hospitalized SLE Patients versus Hospitalized Non-SLE Population

		Non-SLE	SLE	p-value
		N=18, 939,916	N=90,444
Gender	Women	11,552,552 (61%)	80,744 (89%)	<0.0001
Gender	Men	7,387,364 (39%)	9,700 (11%)
Age (years)	Women	54.7 ± 22.5	50.2 ± 16.8	<0.0001
Age (years)	Men	60.4 ± 18.1	52.3 ± 17.7
Race	White	13,261,642 (70%)	50,084 (55%)	<0.0001
	Black	2,545,085 (14%)	25,170 (28%)
	Hispanic	2,133,627 (11%)	10,997 (12%)
	Asian	415,041 (2%)	1,944 (2%)
	Other	584,521 (3%)	2,249 (3%)
Median Income	<$35,999	5,472,302 (29%)	28,841 (32%)	<0.0001
	$36,000–44,999	4,722,823 (25%)	22,309 (25%)
	$45,000–58,999	4,472,827 (24%)	20,418 (22%)
	>$59,000	4,271,964 (22%)	18,876 (21%)