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Table 3 Baseline characteristics of completers and noncompleters

From: Factors associated with participant retention in a clinical, intensive, behavioral weight management program

  Short-term completer* N = 223 Short-term noncompleter N = 47 p-value 2-year completer N = 137 2-year noncompleter N = 133 p-value
Age (years) 50 ± 8 46 ± 9 0.0033 51 ± 8 47 ± 8 0.0002
Race/ethnicity    0.6995    0.0490
  NonHispanic White 190 (85%) 39 (83%)   122 (89%) 107 (80%)  
  Other 33 (15%) 8 (17%)   15 (11%) 26 (20%)  
Education (missing = 2)    0.0644    0.6864
  High school or less 8 (4%) 1 (2%)   4 (3%) 5 (4%)  
  Some college 34 (15%) 14 (30%)   24 (18%) 24 (18%)  
  College graduate 102 (46%) 14 (30%)   64 (47%) 52 (40%)  
  Professional degree 78 (35%) 17 (37%)   45 (33%) 50 (38%)  
Employment (missing = 5)    0.0880    0.4907
  Employed 181 (83%) 33 (72%)   106 (79%) 108 (83%)  
  Retired/keeping house/other 38 (17%) 13 (28%)   28 (21%) 23 (18%)  
Insurance group    0.4122    0.1119
  Healthy Blue Living 215 (96%) 44 (94%)   134 (98%) 125 (94%)  
  Other 8 (4%) 3 (6%)   3 (2%) 8 (6%)  
Body Mass Index (kg/m 2 ) 40 ± 5 43 ± 7 0.0177 40 ± 5 42 ± 6 0.0015
EQ-5D (missing = 3) 0.84 ± 0.13 0.82 ± 0.14 0.3662 0.85 ± 0.12 0.82 ± 0.14 0.0745
  Mobility limitations 58 (26%) 10 (21%) 0.4675 36 (27%) 32 (24%) 0.6494
  Self-care limitations 7 (3%) 0 0.6103 4 (3%) 3 (2%) 0.7242
  Usual activities 52 (24%) 12 (26%) 0.7823 32 (24%) 32 (24%) 0.9179
  Pain 141 (64%) 33 (70%) 0.4239 87 (64%) 87 (66%) 0.8017
  Anxiety/depression 69 (31%) 17 (36%) 0.5221 36 (27%) 50 (38%) 0.0500
IWQOL-lite** (missing = 3) 68 ± 17 64 ± 19 0.1441 70 ± 17 65 ± 18 0.0138
IDS-SR*** (missing = 65) 14 ± 9 17 ± 10 0.0826 13 ± 9 16 ± 10 0.0331
  1. *Short-term completers defined as those with a visit at or after 6 months.
  2. **Impact of Weight on Quality-of-Life-Lite.
  3. ***Inventory of Depressive Symptomatology-Self Report.