Table 1.
Baseline Data for Participants with a Year 2 Visit (N=471)
| Treatment Group | |||||
|---|---|---|---|---|---|
| Overall | Control | Small Changes | Large Changes | P-Value | |
| Number of Participants | 471 (100%) | 158 (33.5%) | 154 (32.7%) | 159 (33.8%) | |
| Age (yrs) | 28.3 ± 4.4 | 28.3 ± 4.3 | 28.1 ± 4.6 | 28.5 ± 4.4 | 0.79 |
| Gender: Male (%) | 107 (22.7%) | 37 (23.4%) | 34 (22.1%) | 36 (22.6%) | 0.96 |
| Clinic: Chapel Hill (%) | 256 (54.4%) | 85 (53.8%) | 84 (54.5%) | 87 (54.7%) | 0.98 |
| Brown (%) | 215 (45.6%) | 73 (46.2%) | 70 (45.5%) | 72 (45.3%) | |
| Race: African American (%) | 52 (11.0%) | 16 (10.1%) | 17 (11.0%) | 19 (11.9%) | 0.59 |
| White (%) | 353 (74.9%) | 114 (72.2%) | 118 (76.6%) | 121 (76.1%) | |
| Other/Mixed (%) | 66 (14.0%) | 28 (17.7%) | 19 (12.3%) | 19 (11.9%) | |
| Education: HS or More (%) | 452 (96.0%) | 154 (97.5%) | 147 (95.5%) | 151 (95.0%) | 0.54 |
| Current Smoker (%) | 22 (4.7%) | 10 (6.4%) | 9 (6.0%) | 3 (1.9%) | 0.09 |
| Weight (kg) | 71.5 ± 10.8 | 71.5 ± 10.4 | 71.8 ± 10.9 | 71.3 ± 11.3 | 0.92 |
| BMI (kg/m2) | 25.5 ± 2.6 | 25.6 ± 2.8 | 25.6 ± 2.3 | 25.2 ± 2.6 | 0.24 |
| Cholesterol (mg/dL) | 173.3 ± 30.8 | 171.8 ± 29.2 | 176.9 ± 32.9 | 171.2 ± 30.3 | 0.20 |
| HDL (mg/dL) | 57.6 ± 15.6 | 58.4 ± 15.2 | 58.0 ± 16.3 | 56.4 ± 15.2 | 0.47 |
| LDL (mg/dL) | 97.5 ± 27.6 | 96.1 ± 27.4 | 100.6 ± 28.8 | 95.8 ± 26.4 | 0.23 |
| Triglycerides (mg/dL) | 91.0 ± 47.4 | 86.1 ± 38.5 | 91.7 ± 47.0 | 95.2 ± 54.9 | 0.23 |
| Glucose (mg/dL) | 89.9 ± 6.6 | 89.6 ± 7.0 | 89.9 ± 6.8 | 90.3 ± 5.9 | 0.60 |
| Insulin (uU/mL) | 8.2 ± 4.3 | 7.8 ± 3.8 | 8.3 ± 4.3 | 8.4 ± 4.7 | 0.36 |
| HOMA ((mg/dL)*(uU/mL)) | 1.8 ± 1.0 | 1.7 ± 0.8 | 1.9 ± 1.0 | 1.9 ± 1.1 | 0.29 |
| SBP (mmHg) | 110.3 ± 10.9 | 109.6 ± 11.1 | 111.2 ± 10.5 | 110.3 ± 11.2 | 0.44 |
| DBP (mmHg) | 70.6 ± 8.7 | 70.1 ± 8.4 | 70.6 ± 9.4 | 71.1 ± 8.3 | 0.55 |
| Hypertensive Meds (%) | 9 (1.9%) | 2 (1.3%) | 4 (2.6%) | 3 (1.9%) | 0.65 |
| Lipid Meds (%) | 15 (3.2%) | 2 (1.3%) | 3 (1.9%) | 10 (6.3%) | 0.03 |
Number of Participants (%) or Mean ± Standard Deviation, Chi-Square tests were used for categorical variables, Fisher’s exact tests were used for categorical variables with cell sizes less than 10, and ANOVA was used for continuous variables