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Table 1 Baseline Characteristics

From: Patients’ perspectives of outcomes after total knee and total hip arthroplasty: a nominal group study

Baseline CharacteristicsTotal N = 45Nominal Groups #1–6Nominal Groups #7 & 8
TKR N = 19THR N = 14Both TKR & THR N = 3TKR N = 2THR N = 7
Age (mean, years, Standard Deviation)64.4 ± 16.275.7 ± 8.265.9 ± 8.166.3 ± 5.432.5 ± 7.538.2 ± 6.7
Men, n (%)20 (40.4)6 (31.6)8 (57.1)1 (33.3)1 (50)4 (57.1)
Black, n (%)7 (15.6)3 (15.8)3 (21.4)1 (14.3)
Asian, n (%)1 (2.2)1 (33.3)
Hispanic, n (%)2 (4.4)2 (28.6)
Multi-race, n (%)3 (6.7)1 (5.3)1 (7.1) 1 (14.3)
Education
 High school, n (%)1 (2.2)1(7.1) 
 Some college, n (%)5 (11.1)1(5.3)3(21.4) 1 (14.3)
 Trade/technical/vocational training1 (2.2)1 (14.3)
 College or above, n (%)36 (80.0)18 (94.7)10 (71.4)3 (100)2(100)3 (42.9)
Employment
 Employed for wages, n (%)21 (46.7)3 (15.8)9 (64.3)3(100)2 (100)4 (57.1)
 Self-employed, n (%)9 (20.0)4 (21.1)3(21.4)2 (28.6)
 A homemakera1 (2.2)1 (14.3)
 Out of work but not looking for work, n (%)1 (2.2)1(5.3)
 Retired, n (%)13 (28.9)11 (57.9)2 (14.3)
Reason for surgery
 Osteoarthritis, n (%)34 (75.6)13 (68.4)12 (85.7)3(100)1 (50)5 (71.4)
 Rheumatoid arthritis, n (%)3 (6.7)2 (10.5)1(7.1)
 PsA, SpA, Lupus, n (%)1 (2.2)1 (50)
 Other arthritis, n (%)4 (8.9)3 (15.8)1(7.1)
 Fracture, n (%)1 (2.2)1 (14.3)
 Avascular necrosis of the bone, n (%)2 (4.4)1(5.3)1 (14.3)
  1. THA Total hip arthroplasty, TKA Total knee arthroplasty, PsA Psoriatic arthritis, SpA Spondyloarthritis
  2. asomeone who manages a home