| Level-1 Model | |
| Exercise = P0 + P1 × (TIME) + P2 × (Self-rated Health) + Error | |
| Level-2 Model | |
| P0 = B00 + B01 × (Gender) + B02 × (Age) + Error | |
| P1 = B10 + B11 × (Future Orientation) + B12 × (Gender) + B13 × (Age) + Error | |
| P2 = B20 + Error | |
| Level-1 Model | |
| Exercise = P0 + P1 × (TIME) + P2 × (Self-rated Health) + Error | |
| Level-2 Model | |
| P0 = B00 + B01 × (Gender) + B02 × (Age) + Error | |
| P1 = B10 + B11 × (Future Orientation) + B12 × (Gender) + B13 × (Age) + Error | |
| P2 = B20 + Error | |