Table 2.
Baseline characteristics of Foodsmart users.
|
|
|
Total (N=8977) | Did not lose ≥5% of initial weight (n=6838) | Lost ≥5% of initial weight (n=2139) | P valuea |
| Male, % | 20.1 | 20.1 | 20.2 | .9 | |
| Age, years, mean (SD) | 46.6 (11.0) | 46.3 (11.0) | 47.3 (11.0) | .01 | |
| Height, m, mean (SD) | 1.7 (0.1) | 1.7 (0.1) | 1.7 (0.1) | .1 | |
| Baseline weight, kg, mean (SD) | 101.7 (18.3) | 101.2 (18.1) | 103.4 (18.9) | <.001 | |
| Baseline BMI, kg/m2, mean (SD) | 36.3 (5.6) | 36.2 (5.6) | 36.8 (5.8) | <.001 | |
| Obesity category | <.001 | ||||
|
|
Obesity class 1 (30-34.9 kg/m2), % | 52.3 | 53.4 | 48.7 |
|
|
|
Obesity class 2 (35-39.9 kg/m2), % | 26.7 | 26.6 | 27.0 |
|
|
|
Obesity class 3 (≥40 kg/m2), % | 21.1 | 20.1 | 24.4 |
|
| Baseline Healthy Diet Score (0-70), mean (SD) |
30.3 (8.6) | 30.2 (8.6) | 30.6 (8.6) | .1 | |
| Final Healthy Diet Score (0-70), mean (SD) | 32.6 (8.5) | 31.9 (8.5) | 34.8 (8.3) | <.001 | |
| Change in Healthy Diet Score, mean (SD) | 2.3 (7.5) | 1.7 (7.3) | 4.2 (7.9) | <.001 | |
| Enrollment length, months, mean (SD) | 11.4 (8.3) | 10.7 (8.1) | 13.6 (8.3) | <.001 | |
| Weight change, %, mean (SD) | –1.5 (7.5) | 1.5 (4.9) | –11.1 (6.4) | <.001 | |
| Weight change, kg, mean (SD) | –1.7 (7.9) | 1.4 (5.0) | –11.6 (7.7) | <.001 | |
aChi-square tests and analysis of variances tests were used to test differences for categorical and continuous variables.