TABLE 2.
Habitual food intake and physical activity on dialysis and nondialysis days1
| Characteristic | Daily mean | DD | Non-DD | P |
|---|---|---|---|---|
| Habitual intake | ||||
| Energy, kcal | 1874 ± 605 | 2074 ± 812 | 1763 ± 433 | 0.29 |
| Energy, kcal/kg body weight | 25.9 ± 6.0 | 28.1 ± 9.5 | 24.8 ± 6.3 | 0.24 |
| Carbohydrate, g | 217 ± 62 | 240 ± 83 | 205 ± 43 | 0.26 |
| Carbohydrate, g/kg body weight | 3.0 ± 0.6 | 3.3 ± 1.0 | 2.7 ± 0.4 | 0.32 |
| Protein, g | 73 ± 29 | 80 ± 37 | 69 ± 24 | 0.33 |
| Protein, g/kg body weight | 1.0 ± 0.3 | 1.1 ± 0.4 | 0.9 ± 0.3 | 0.19 |
| Fat, g | 71 ± 34 | 81 ± 40 | 66 ± 30 | 0.28 |
| Fat, g/kg body weight | 1.0 ± 0.3 | 1.1 ± 0.5 | 0.9 ± 0.3 | 0.10 |
| Physical activity | ||||
| Number of steps | 4202 ± 3943 | 3575 ± 4739 | 4515 ± 3535 | 0.29 |
| Activity-related energy expenditure, kcal/kg | 10 ± 12 | 7 ± 9 | 12 ± 13 | 0.04 |
| Moderate-vigorous activity duration, min | 145 ± 162 | 102 ± 127 | 166 ± 174 | 0.12 |
1
All values are expressed as means ± SDs, n = 8. Data of dialysis days and nondialysis days were compared using paired-samples t tests. Daily mean values represent the average of dialysis and nondialysis days, measured over a 6-d period. DD, dialysis day.