Table 2.
24-hour urinary sodium and potassium excretions at baseline and during dietary interventions
| Urinary excretion, mmol/24 hours | Initial study | Follow-up study |
|---|---|---|
| Baseline | ||
| Sodium | 258.8 (73.2) | 249.0 (75.1) |
| Potassium | 38.8 (9.6) | 40.0 (13.4) |
| Low-sodium intervention | ||
| Sodium | 49.1 (16.7) | 54.1 (18.8) |
| Potassium | 32.5 (8.4) | 31.9 (10.3) |
| High-sodium intervention | ||
| Sodium | 250.0 (39.2) | 248.6 (43.2) |
| Potassium | 37.1 (7.7) | 39.1 (11.0) |
| Potassium supplementation | ||
| Sodium | 255.9 (37.9) | 249.9 (34.1) |
| Potassium | 79.2 (14.3) | 77.9 (14.7) |
Values are presented as mean (standard deviation).