Table 1.
Characteristics of Eligible Participants, Overall and by Initiation Status and Retention and Weight Loss Success at Week ‐17
| Characteristic | Overall (n = 573) | Initiation status | Retention and Weight Loss Success | |||
|---|---|---|---|---|---|---|
| Did not initiate (n = 69) | Initiated (n = 504) | Dropped Out (n = 200) | Lost <4 kg (n = 82) | Lost ≥4 kg (n = 222) | ||
| Age, M(SD) | 58.5 (10.3) | 55.1 (11.0) | 58.9 (10.1) | 55.6 (11.6) | 59.3 (8.3) | 61.8 (8.3) |
| White, N(%) | 273 (47.6) | 28 (40.6) | 245 (48.6) | 84 (42.0) | 32 (39.0) | 129 (58.1) |
| Black, N(%) | 273 (47.6) | 36 (52.2) | 237 (47.0) | 107 (53.5) | 47 (57.3) | 83 (37.4) |
| Multiracial/Other, N(%) | 18 (3.1) | 3 (4.3) | 15 (3.0) | 6 (3.0) | 3 (3.7) | 6 (2.7) |
| Female, N(%) | 130 (22.7) | 25 (36.2) | 105 (20.8) | 47 (23.5) | 24 (29.3) | 34 (15.3) |
| High school graduate, N(%) | 560 (97.7) | 66 (95.7) | 494 (98.0) | 197 (98.5) | 80 (97.6) | 217 (97.7) |
| Current tobacco user, N(%) | 57 (9.9) | 10 (14.5) | 47 (9.3) | 27 (13.5) | 6 (7.3) | 14 (6.3) |
| Attempted weight loss previously, N(%) | 460 (80.3) | 54 (78.3) | 406 (80.6) | 157 (78.5) | 66 (80.5) | 183 (82.4) |
| Identify a support person, N(%) | 489 (85.3) | 50 (72.5) | 439 (87.1) | 167 (83.5) | 73 (89.0) | 199 (89.6) |
| Weight, kg, M(SD) | 108.6 (19.9) | 108.4 (21.1) | 108.6 (19.8) | 107.2 (19.5) | 106.2 (18.5) | 110.8 (20.3) |
| Body mass index, M(SD) | 36.0 (5.5) | 36.5 (5.2) | 35.9 (5.6) | 35.8 (5.4) | 35.3 (5.0) | 36.3 (5.9) |
| Body mass index ≥ 35 kg/m2, N(%) | 256 (44.7) | 35 (50.7) | 221 (43.8) | 86 (43.0) | 31 (37.8) | 104 (46.8) |
Abbreviations: DNI = did not initiate; DO = dropped out; L < 4 kg = lost < 4 kg; L > 4 kg = lost > 4 kg. Missing values: Race: DNI(2); DO(3); L > 4 kg(4); Sex, current tobacco use, and attempted weight loss previously: DNI(1); DO(1); L < 4 kg(1); L > 4 kg(1); high school graduate: DNI(1); L > 4 kg(1); identified a social support person: DNI(1).