Endocrine response to salt intake
Mean ± standard error of the mean.
Characteristic | Normotensive | Hypertensive | P |
|---|---|---|---|
| n = 30 | n = 17 | ||
| Plasma renin activity (ng/ml/h) | |||
| High salt intake | 0.71 ± 0.08 | 0.96 ± 0.30 | 0.296 |
| Low salt intake | 3.62 ± 0.37** | 3.14 ± 0.79** | 0.536 |
| Aldosterone (pmol/l) | |||
| High salt intake | 133 ± 14 | 169 ± 22 | 0.138 |
| Low salt intake | 530 ± 47** | 391 ± 47** | 0.063 |
| Serum ACE Activity (U/ml) | |||
| High salt intake | 37.1 ± 3.1 | 47.8 ± 4.9 | 0.059 |
| Low salt intake | 33.7 ± 2.6 | 34.2 ± 3.7** | 0.899 |
↵** P < 0.01 versus high salt intake.