Table 3.
Subgroup analysis for changes in waist circumference, weight and BMI
| Outcome variable* | Intervention (n = 145) | Control (n = 160) | P-values |
|---|---|---|---|
| Change in WC†, cm (baseline minus endpoint assessment) |
|
|
0.907 |
| Under/normal, mean (SD) |
-1.8 (5.5) |
-0.9 (5.2) |
|
| Overweight, mean (SD) |
-0.6 (6.9) |
-0.6 (5.8) |
|
| Obese, mean (SD) |
-1.2 (7.2) |
-1.5 (5.7) |
|
| Change in Weight†, kg (baseline minus endpoint assessment) |
|
|
0.023 |
| Under/normal, mean (SD) |
-1.3 (2.3) |
-0.1 (2.0) |
|
| Overweight, mean (SD) |
-1.2 (2.7) |
- 2.1 (2.7) |
|
| Obese, mean (SD) |
- 0.1 (4.5) |
-1.7 (2.9) |
|
| Change in BMI†, kg/m2 (baseline minus endpoint assessment) |
|
|
0.015 |
| Under/normal, mean (SD) |
-0.5 (0.9) |
-0.5 (0.9) |
|
| Overweight, mean (SD) |
-0.5 (1.1) |
-0.9 (1.1) |
|
| Obese, mean (SD) | 0.01 (1.9) | -0.7 (1.2) |
WC – waist circumference, BMI – body mass index, SD – standard deviation
*Data were analysed by an ANOVA-test and presented as mean differences.
†A negative change result indicates a positive gain in the parameter between baseline and endpoint assessment.