Fig. 3
From: Salt and potassium intake among adult Ghanaians: WHO-SAGE Ghana Wave 3
Slope of systolic, diastolic and pulse pressure with age in low (< 2 mmol/mmol, n = 334), medium (2–5 mmol/mmol, n = 308) and high (> 5 mmol/mmol, n = 34) Na: K groups excluding those on bp medication