Should mild hypertension be treated?

A Cochrane Review has looked at people with mild hypertension. The review analysed trials which included healthy adults with systolic pressures of 140–159mmHg or diastolic pressures of 90–99mmHg. These randomised trials of antihypertensive drugs had to be at least 12 months in duration. Only four trials were suitable for analysis. These studies involved 8912 people who were treated for 4–5 years.

Overall mortality was not reduced by treatment. There was also no overall reduction in CV events. The relative risks of stroke and coronary heart disease were not significantly different with