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Table 1 Sample demographics by arthritis status in U.S. adults 2008–2016 (n = 227,663)

From: Examining racial and ethnic trends and differences in annual healthcare expenditures among a nationally representative sample of adults with arthritis from 2008 to 2016

 Total n (%)Arthritis n (%)
YesNo
All227,663 (100)53,058 (23)173,999 (76)
Age
 18–3475,029 (33)2912 (5)71,980 (41)
 35–4440,841 (18)5017 (9)35,740 (21)
 45–6475,563 (33)24,112 (45)51,166 (29)
 > =6536,230 (16)21,017 (40)15,113 (9)
Sex
 Male105,808 (46)19,411 (37)86,106 (49)
 Female121,855 (54)33,647 (63)87,893 (51)
Race/Ethnicity
 Hispanic62,471 (27)8637 (16)53,725 (31)
 Non-Hispanic White97,981 (43)29,303 (55)68,364 (39)
 Non-Hispanic Black44,672 (20)11,651 (22)32,896 (19)
 Other22,539 (10)3467 (7)19,014 (11)
Region
 Northeast36,212 (16)8823 (17)27,319 (16)
 Midwest43,470 (19)11,581 (22)31,765 (18)
 South86,081 (38)21,319 (40)64,527 (37)
 West61,900 (27)11,335 (21)50,388 (29)
Education
 Less than bachelor’s142,906 (72)35,022 (75)108,762 (72)
 Bachelor’s degree or more54,868 (28)11,652 (25)43,163 (28)
Employment
 Employed143,289 (63)21,460 (41)121,648 (70)
 Not employed83,402 (37)31,482 (59)51,778 (30)
Poverty Category
 High income [> = 400]66,206 (29)15,104 (28)50,923 (29)
 Middle Income [> = 200 & < 400]68,321 (30)15,025 (28)53,099 (31)
 Low Income [> = 125 & < 200]37,626 (17)8829 (17)28,690 (16)
 Near Poor [> = 100 & < 125]13,566 (6)3590 (7)9946 (6)
 Poor [< 100]41,944 (18)10,545 (20)31,341 (18)
Insurance Status
 Any Private129,900 (57)28,239 (53)101,543 (58)
 Public only52,15 (23)20,200 (38)32,552 (19)
 Uninsured44,948 (20)4619 (9)39,904 (23)
Year
 2008–201072,625 (32)16,685 (31)55,730 (32)
 2011–201379,362 (35)17,843 (34)61,317 (35)
 2014–201675,676 (33)18,530 (35)56,952 (33)