TABLE 1.
Baseline characteristics of participants from the POUNDS LOST and DIRECT1
| Characteristic | POUNDS LOST | DIRECT |
| Participants, n | 774 | 318 |
| Age, y | 50.83 ± 9.22 | 51.29 ± 6.4 |
| Women, n (%) | 491 (63) | 44 (14) |
| BMI, kg/m2 | 32.64 ± 3.9 | 30.84 ± 3.5 |
| Waist circumference, cm | ||
| Men | 113.22 ± 10.4 | 104.51 ± 8.7 |
| Women | 97.69 ± 10.9 | 100.00 ± 12.3 |
| Race, n (%) | ||
| White | 612 (79) | 318 (100) |
| Black | 121 (16) | 0 (0) |
| Hispanic | 29 (4) | 0 (0) |
| Other | 12 (2) | 0 (0) |
| Diabetes, n (%) | 10 (1) | 45 (14) |
| Glucose, mg/dL | 91.70 ± 11.8 | 91.35 ± 31.6 |
| Insulin | 10.40 [8.5]3 | 12.57 [8.4] |
| HOMA-IR | 2.31 [2.1] | 2.66 [2.0] |
| HOMA-β | 1.32 [1.0] | 1.95 [2.4] |
| Hypertension, n (%) | 266 (34) | 104 (33) |
| Total cholesterol, mg/dL | 201.69 ± 36.5 | 195.95 ± 37.0 |
| HDL cholesterol, mg/dL | 49.19 ± 14.3 | 54.06 ± 15.7 |
| LDL cholesterol, mg/dL | 125.23 ± 31.9 | 118.88 ± 34.8 |
| Triglycerides | 120.00 [93.00] | 153.23 [84.10] |
| Coronary heart disease, n (%) | 23 (3) | 114 (36) |
1
DIRECT, Dietary Intervention Randomized Controlled Trial; HOMA-β, homeostatic model assessment of β cell function; POUNDS LOST, the Preventing Overweight Using Novel Dietary Strategies Trial.
2
Mean ± SD (all such values for continuous variables that had a normal distribution).
3
Median; IQR in brackets (all such values for continuous variables that had a skewed distribution).