Salt Sensitive Essential Hypertension Evaluated by 24 Hour Ambulatory Blood Pressure

30 men with essential hypertension

Three different levels of sodium intake (135, 44 and 290 mmol sodium per day)

Intra-individual comparison across different sodium intake levels (low vs high sodium intake)

24 hour ambulatory blood pressure and identification of salt sensitivity (defined as 10% or more increase in 24 hour mean ambulatory blood pressure when going from low to high sodium intake)surrogate