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Variable
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N = 253 (baseline)
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n = 140 (completers)
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N = 113 (attriters)
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Age, mean (SD)
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55.7 (9.2)
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55.1 (9.3)
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56.5 (9.0)
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Female, n (%)
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226 (89.3)
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124 (88.6)
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102 (90.3)
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Race n (%)
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White
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231 (91.3)
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126 (90.0)
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105 (92.9)
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Black/African American
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12 (4.7)
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6 (4.3)
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6 (5.3)
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Other
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10 (4.0)
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8 (5.7)
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2 (1.8)
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Hispanic n (%)
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8 (3.2)
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3 (2.1)
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5 (4.4)
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Condition, n (%)
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Osteoarthritis (OA)
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164 (64.8)
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87 (62.1)
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77 (68.1)
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Rheumatoid arthritis (RA)
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123 (48.6)
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67 (47.9)
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56 (49.6)
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Fibromyalgia syndrome (FMS)
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102 (40.3)
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56 (40.0)
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46 (40.7)
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Psoriatic arthritis (PsA)
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66 (26.1)
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34 (24.3)
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32 (28.3)
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Osteoporosis (OP)
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53 (21.0)
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34 (24.3)
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19 (16.8)
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Ankylosing spondylitis (AS)
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40 (15.8)
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18 (12.9)
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22 (19.5)
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Systemic lupus erythematosus (SLE)
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15 (5.9)
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6 (4.3)
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9 (8.0)
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BMI, mean (SD)
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32.2 (8.7)
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31.9 (9.1)
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32.6 (8.3)
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Number of years living with condition, mean (SD)
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11.6 (10.6)
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11.4 (10.8)
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11.9 (10.3)
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Married, n (%)
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142 (56.1)
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74 (52.9)
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68 (60.2)
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Education, n (%)
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Post-secondary school
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230 (90.9)
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129 (92.1)
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101 (89.4)
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Employment status, n (%)
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Currently employed (full-, part-time, self-employed)
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93 (36.8)
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52 (37.1)
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41 (36.3)
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Comorbid conditions, n (%)
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Depression
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128 (50.6)
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74 (52.9)
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54 (47.8)
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Hypertension
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116 (45.8)
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64 (45.7)
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52 (46.0)
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Hypercholesterolemia
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89 (35.2)
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49 (35.0)
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40 (35.4)
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Psoriasis
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62 (24.5)
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31 (22.1)
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31 (27.4)
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Diabetes
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30 (11.9)
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18 (12.9)
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12 (10.6)
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- T tests were performed for continuous variables and chi square tests or Fisher’s exact tests for categorical variables to compare the difference between groups of participants who completed and attrited. No statistical significance (p < 0.05) was observed
