Table 1.
System rules defining the feature states of the future-self avatar.
| Feature and behavioral influencer | Weighting | Calculation scheme | Unit | |
| Fitness state |
|
|
|
|
|
|
Physical activity | 100% | Average past 7 days | Steps/day |
| Heart health |
|
|
|
|
|
|
Sodium | 50% | Average past 12 baskets | FSA-NPS DIa points |
| Saturated fatty acids | 50% | Average past 12 baskets | FSA-NPS DI points | |
| Mental well-being |
|
|
|
|
|
|
Fruits and vegetables | 50% | Average past 12 baskets | FSA-NPS DI points |
|
|
Fiber | 50% | Average past 12 baskets | FSA-NPS DI points |
| Bone health |
|
|
|
|
|
|
Protein | 100% | Average past 12 baskets | FSA-NPS DI points |
| Blood sugar |
|
|
|
|
|
|
Sugar | 100% | Average past 12 baskets | FSA-NPS DI points |
aFSA-NPS DI: British Food Standards Agency Nutrient Profiling System Dietary Index [53].