Table 2. Baseline clinical characteristics–internet-based wellness information and nutrition education group sessions (WI+GS) vs wellness information only (WI).
| WI+GS (n=99) | WI (n=100) | P-value | |
|---|---|---|---|
| Age | 47±9 | 45±12 | 0.191 |
| Race/ethnicity | |||
| Black (%) | 56 | 59 | 0.942 |
| White (%) | 33 | 34 | |
| Asian (%) | 4 | 1 | |
| Hispanic (black or white) (%) | 7 | 6 | |
| Adiposity | |||
| BMI (kg m−2) | 34.0±6.2 | 33.8±6.6 | 0.748 |
| Weight (kg) | 91.3±18.7 | 90.6±18.3 | 0.657 |
| Fat mass (kg) | 39.9±11.9 | 40.6±12.5 | 0.829 |
| Truncal fat (%) | 46±6 | 47±6 | 0.557 |
| Abdominal circumference (cm) | 104.4±14.9 | 105.7±14.5 | 0.518 |
| Hip circumference (cm) | 118.5±12.6 | 118.0±12.6 | 0.646 |
| Exercise performance | |||
| Duration (s) | 406±96 | 403±107 | 0.786 |
| Peak VO2 (ml kg−1 min−1) | 23.3±5.0 | 23.4±5.5 | 0.812 |
| Insulin sensitivity | |||
| HOMA | 2.3±2.1 | 2.1±1.6 | 0.852 |
| Lipids (n=89, 96) | |||
| Total cholesterol (mg dl−1) | 185±33 | 187±34 | 0.685 |
| LDL-cholesterol (mg dl−1) | 114±28 | 112±31 | 0.563 |
| HDL-cholesterol (mg dl−1) | 53±13 | 56±14 | 0.17 |
| Triglycerides (mg dl−1) | 88±46 | 93±50 | 0.592 |
Abbreviations: BMI, body mass index (weight divided by squared height); HDL, high-density lipoprotein; HOMA, homeostasis model assessment; LDL, low-density lipoprotein; VO2, oxygen consumption.
Lipid measurements reported for subjects not taking HMG-CoA reductase inhibitor (statin) medications. Data are presented as mean values±s.d. or as frequency (%).