Racial disparities in pre-operative pain, function and disease activity for patients with rheumatoid arthritis undergoing Total knee or Total hip Arthroplasty: a New York based study

Table 1 Demographics, overall and by minority status collected pre-operatively

Variable	Overall (N = 164)	Minority^a (N = 37)	White (N = 127)	p-value
Age, years, median [IQR]	62.5 [54.7, 71.2]	56.8 [51.0, 68.8]	64.0 [55.1, 71.5]	0.063
Sex, male	22 (13.41%)	3 (8.11%)	19 (15.08%)	0.41
BMI > 30	66 (40.24%)	26 (70.27%)	40 (31.50%)	< 0.0001
Ever smoker, yes	87 (53.05%)	18 (48.65%)	69 (54.33%)	0.55
Education, Graduated HS & -	18 (11.76%)	4 (12.90%)	14 (11.48%)	0.76
Some college & +	135 (88.24%)	27 (87.10%)	108 (88.52%)	0.76
Insurance, N/A	23 (14.11%)	6 (16.22%)	17 (13.49%)
Commercial	54 (33.13%)	9 (29.03%)	45 (41.28%)	< 0.001
Medicare	77 (47.24%)	13 (41.94%)	64 (58.72%)
Medicaid	9 (5.52%)	9 (29.03%)	0 (0.0%)
Biologics, Yes	90 (55.56%)	23 (62.16%)	67 (53.60%)	0.45 0.029
VAS Pain Score, median [IQR]	6.0 [4.0, 8.0]	7.5 [4.0, 8.0]	6.0 [4.0, 8.0]	0.45 0.029
MDHAQ Score, mean ± SD	11.8 ± 5.3	12.3 ± 5.1	11.6 ± 5.3	0.53
DAS28-ESR, mean ± SD	3.8 ± 1.3	4.1 ± 1.3	3.8 ± 1.2	0.18

^aMinority status: Black or African American, Hispanic or Mixed
Significant values are bolded. Percentages in parenthesis unless otherwise indicated
IQR Interquartile Range, VAS Visual Analogue Scale, MDHAQ Multidimensional Health Assessment Questionnaire, DAS28-ESR Disease Activity Score28-Erythrocyte Sedimentation Rate, HS High School

ISSN: 2520-1026