Table 3 Descriptive statistics and regression results for intervention effect on primary and secondary outcomes in the per protocol analyses
|  | Intervention group mean (SD) (n = 27) | Control group mean (SD) (n = 45) | B (95% CI) | Beta | p |
|---|---|---|---|---|---|
Baseline | |||||
Weight at baseline (kg) | 95.2 (22.2) | 100.4 (17.8) | Â | Â | Â |
Body fat at baseline (%) | 41.5 (9.0) | 40.3 (8.5) | Â | Â | Â |
Self-reported energy intake at baseline (kcal) | 1968.2 (646.6) | 2042.6 (981.5) | Â | Â | Â |
Taste-test energy intake at baseline (kcal) | 121.3 (97.5) | 106.4 (93.8) | Â | Â | Â |
Primary outcomes | |||||
Weight change at 8 weeks (kg) | − 1.2 (2.2) | − 1.1 (3.0) | − 0.3 (− 1.6, 1.1) | −0.01 | 0.71 |
Self-reported energy intake change at 4 weeks (kcal) | − 322.2 (513.6) | − 406.8 (989.8) | 27.3 (− 220.4, 275.0) | 0.03 | 0.83 |
Self-reported energy intake change at 8 weeks (kcal) | − 220.9 (681.7) | − 300.0 (989.8) | 25.7 (− 297.8, 349.2) | 0.02 | 0.87 |
Taste-test energy intake change at 4 weeks (kcal) | − 1.3 (75.5) | 14.4 (85.6) | −19.5 (−57.1, 18.2) | −0.1 | 0.31 |
Taste-test energy intake change at 8 weeks (kcal) | 38.6 (71.8) | 12.3 (90.3) | 29.6 (−8.6, 67.7) | 0.1 | 0.13 |
Secondary outcomes | |||||
Weight change at 4 weeks (kg) | −0.8 (1.2) | −0.7 (2.0) | − 0.2 (−1.0, 0.7) | −0.004 | 0.69 |
Body fat change at 4 weeks (%) | 0.2 (2.2) | −0.5 (1.6) | 0.7 (− 0.2, 1.6) | 0.04 | 0.12 |
Body fat change at 8 weeks (%) | − 0.2 (1.3) | −0.4 (1.8) | 0.1 (− 0.7, 0.9) | 0.01 | 0.75 |