Table 2.
Sociodemographic and weight-related characteristics of patients (n = 225) at baseline.
| Participants in SMARTsize Intervention | ||||
|---|---|---|---|---|
| Total (n = 225) a | No Additional Counseling (n = 66) b | Additional Counseling (n = 159) c | ||
| Age | Mean ± SD | 49.7 ± 12.7 | 51.5 ± 13.0 | 48.9 ± 12.6 |
| Men | % | 24.0 | 27.3 | 22.6 |
| Women | % | 76.0 | 72.7 | 77.4 |
| Dutch ethnicity | % | 94.9 | 96.6 | 94.2 |
| Non-western ethnicity | % | 5.1 | 3.4 | 5.8 |
| Married or with partner | % | 79.0 | 76.3 | 80 |
| Household number of people | Mean ± SD | 2.9 ± 0.8 | 2.7 ± 1.2 | 3.0 ± 1.3 |
| Employed (yes) | % | 93.9 | 94.9 | 93.5 |
| Education level: low | % | 20.6 | 23.7 | 19.4 |
| Education level: middle | % | 40.7 | 30.5 | 44.5 |
| Education level: high | % | 38.8 | 45.8 | 36.1 |
| Diabetes mellitus type 2 (yes) | % | 9.7 | 15.1 | 7.9 |
| Cardiovascular disease (yes) | % | 8.3 | 16.4 | 5.3 |
| High blood pressure (yes) | % | 20.1 | 28.8 | 15.7 |
| High cholesterol (yes) | % | 19.7 | 21.1 | 17.6 |
| Weight (self-reported) | Mean ± SD | 97.4 ± 17.6 | 98.2 ± 18.6 | 97.2 ± 16.9 |
| BMI d (kg/m2) (self-reported) | Mean ± SD | 33.0 ± 5.4 | 32.9 ± 4.5 | 33.2 ± 5.1 |
| BMI 25 ≤ 30 kg/m2 | % | 30.2 | 28.9 | 30.6 |
| BMI 30 ≤ 40 kg/m2 | % | 60.9 | 62.2 | 60.5 |
| BMI > 40 kg/m2 | % | 8.9 | 8.9 | 8.9 |
| Previous attempts losing weight (yes) | % | 85.0 | 93.2 | 81.9 |
| Perceived weight development in past five years | ||||
| Same weight | % | 6.5 | 11.1 | 4.5 |
| Gained weight | % | 48.6 | 52.4 | 47.1 |
| Decreased weight | % | 4.2 | 4.8 | 4.5 |
| Fluctuating weight | % | 40.7 | 31.7 | 43.9 |
| Previous counselling of a dietitian (yes) | % | 56.0 | 51.7 | 57.7 |
a The range of valid cases varied between 198 and 225; b the range of valid cases varied between 41 and 66; note that patients with and without additional counseling did not significantly differ on all characteristics; c the range of valid cases varied between 146 and 159. d BMI is Body Mass Index.