Table 1.
Characteristics of participants (n = 29) in a qualitative portion-control tool study.
| Characteristic | |
|---|---|
| Male, % (n) | 37.9 (11) |
| Female, % (n) | 62.1 (18) |
| Age, years (mean ± SD) | 49 ± 13 |
| White ethnic background, % (n) | 96.6 (1) |
| History of mental illness, % (n) | 10.3 (3) |
| BMI at baseline, kg/m2 (mean ± SD) | 40.9 ± 5.8 |
| Weight at baseline, kg (mean ± SD) | 115.9 ± 22.5 |
| Weight at end, kg (mean ± SD) 1 | 114.2 ± 21.5 |
| Following special diet 2, % (n) | 48.3 (14) |
| Previous experience with portion size tools, % (n) | 3.4 (1) |
| Prepares meals for self only, % (n) | 17.2 (5) |
| Prepares meals for self and others, % (n) | 79.3 (23) |
1 Maintained weight (n = 1), gained weight (n = 5), lost weight (n = 21). Two people did not provide a weight value at baseline. 2 Low carb diet (n = 5); low salt diet (n = 4); low fat diet (n = 2); other diet excluding kidney, liver and gluten-free diets (n = 3). SD, standard deviation.