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

From: 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

VariableOverall
(N = 164)
Minoritya
(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, male22 (13.41%)3 (8.11%)19 (15.08%)0.41
BMI > 3066 (40.24%)26 (70.27%)40 (31.50%)< 0.0001
Ever smoker, yes87 (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%)
Insurance, N/A23 (14.11%)6 (16.22%)17 (13.49%) 
 Commercial54 (33.13%)9 (29.03%)45 (41.28%)< 0.001
 Medicare77 (47.24%)13 (41.94%)64 (58.72%)
 Medicaid9 (5.52%)9 (29.03%)0 (0.0%)
Biologics, Yes90 (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]
MDHAQ Score, mean ± SD11.8 ± 5.312.3 ± 5.111.6 ± 5.30.53
DAS28-ESR, mean ± SD3.8 ± 1.34.1 ± 1.33.8 ± 1.20.18
  1. aMinority status: Black or African American, Hispanic or Mixed
  2. Significant values are bolded. Percentages in parenthesis unless otherwise indicated
  3. IQR Interquartile Range, VAS Visual Analogue Scale, MDHAQ Multidimensional Health Assessment Questionnaire, DAS28-ESR Disease Activity Score28-Erythrocyte Sedimentation Rate, HS High School