Demographic, health, and psychosocial characteristics of the analytical sample at baseline by treatment group (N=550)
| Control (n=281) | Treatment (n=269) | |
| Female, n (%) | 110 (39.2) | 96 (35.7) |
| Male, n (%) | 171 (60.9) | 173 (64.3) |
| Age (years), mean±SD | 44.3±9.4 | 44.9±8.8 |
| Anthropometrics, mean±SD | ||
| BMI (kg/m2) | 27.9±3.7 | 28.0±3.7 |
| Male WC (cm) | 90.1±8.3 | 89.9±9.1 |
| Female WC (cm) | 97.7±7.7 | 97.8±8.2 |
| Pre-diabetes type, n (%) | ||
| IGT | 81 (28.8) | 81 (30.1) |
| IFG | 81 (28.8) | 85 (31.6) |
| IGT+IFG | 119 (42.4) | 103 (38.3) |
| Dietary self-efficacy, mean±SD | ||
| Positive activities score | 23.6±9.5 | 23.8±8.8 |
| Availability score | 21.0±9.6 | 22.0±9.4 |
| Physical discomfort score | 24.4±8.9 | 25.0±8.8 |
| Negative emotions score | 23.8±9.2 | 24.7±8.9 |
| Social pressure score | 22.1±8.9 | 23.3±8.5 |
| Total score | 114.9±38.9 | 118.7±37.3 |
| Exercise self-efficacy, mean±SD | ||
| Sticking to it | 3.4±1.0 | 3.4±1.0 |
| Making time | 3.7±1.0 | 3.8±1.0 |
| Total scores | 7.1±1.8 | 7.2±1.8 |
| Physical activity, mean±SD | ||
| Exercise, min/week | 77.4±103.3 | 84.2±113.9 |
| Dietary intake, mean±SD | ||
| Total daily energy intake | 3001±838 | 2950±891 |
BMI, body mass index; IFG, impaired fasting glucose; IGT, impaired glucose tolerance; WC, waist circumference.